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Podcast Profile: The 365 Days of Astronomy

podcast imageTwitter: @planetarysci (followed by 52 accounts on physicist, mathematician, and astronomer lists)
Site: cosmoquest.org/x/365daysofastronomy
250 episodes
2021 to present
Average episode: 31 minutes
Open in Apple PodcastsRSS

Categories: Astronomy • Rotating Hosts

Podcaster's summary: The 365 Days of Astronomy podcast launched in 2009 as part of the International Year of Astronomy. This community podcast continues to bring you day after day of content across the years. Everyday, a new voice, helping you see the universe we share in a new way. This show is managed by Avivah Yamani, edited by Richard Drumm. This podcast is funded through Patreon.com/CosmoQuestX and produced out of the Planetary Science Institute.

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List Updated: 2022-Jun-29 11:52 UTC. Episodes: 250. Feedback: @TrueSciPhi.

Episodes
2022-Jun-29 • 17 minutes
Guide To Space - How Are We Searching For Dark Matter?
Whenever I mention dark matter in anyway in the Guide to Space, or in a questions show, I get a bunch of responses that have essentially the same point. Astronomers are just speculating, why do they even think dark matter is a thing? We've...
2022-Jun-28 • 25 minutes
The Daily Space - A New Method Finds Four Brown Dwarfs
Using data from the fabulous Gaia mission, researchers have detected four new brown dwarfs as well as several other unusual companions to 25 stars in the Milky Way. Plus, Yellowstone, Earth’s magnetic field, hot Jupiters, and a review of the first...
2022-Jun-27 • 28 minutes
Astronomy Cast Ep. 647: Best Sci Fi Beach Reading
— Part 1… — Part 2 Summer’s here! And that means finally tackling that huge list of books piled up on your bedside table and filling up your Kindle. What books do we recommend for some fun reads this summer? - The Kaiju Preservation...
2022-Jun-26 • 6 minutes
Travelers in the Night Eps. 611 & 612: Aurora Mysteries & Day and Night
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Auroral displays contain a continuous pattern of...
2022-Jun-25 • 31 minutes
The Cosmic Savannah - Ep. 33: Mars Rovers & the SANSA
Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. February 18, 2021 saw NASA’s latest Mars Rover, Perseverance, land on the red planet. We are joined by Tiaan Strydom, the Business Development Manager at the South African National Space...
2022-Jun-24 • 63 minutes
Weekly Space Hangout - Former NASA Deputy Administrator Lori Garver and Her New Memoir "Escaping Gravity"
Host: Fraser Cain ( )Special Guest: This week we are honored to welcome former NASA Deputy Administrator Lori Garver to the Weekly Space Hangout. Her new memoir, Escaping Gravity (Diversion Books, June 21, 2022), offers a "first-hand account of how a...
2022-Jun-23 • 6 minutes
UNAWE Space Scoop - Cosmic Duet
Astronomers have just captured a new image of a beautiful sort of “dance” between two galaxies: the spiral NGC 1512, it’s the pretty, large, barred spiral in the picture, and its small neighbor NGC 1510. You’ll find a link to the...
2022-Jun-22 • 22 minutes
The Daily Space - Quasars Help Pinpoint the End of the Reionization Epoch
Using the radiation signatures of quasars, scientists have determined when the era of reionization ended in our universe – about 1.1 billion years after the Big Bang. Plus, an update on NASA’s MAVEN spacecraft, new Hubble and Chandra images, and...
2022-Jun-21 • 40 minutes
Ask A Spaceman #178 - How Big Can Planets Get?
How big can a rocky planet get? Can a rocky planet turn into a gas giant? Why are some planets rocky and others gassy? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: Follow on Twitter: Like on...
2022-Jun-20 • 33 minutes
Astronomy Cast Ep. 646: Our Long Term Future in Space
We always say that we're living in golden age of space and astronomy, but it feels like things are just accelerating. Space travel is happening! What does the long-term future hold for our place in the Universe? We've added a new way to donate...
2022-Jun-19 • 6 minutes
Travelers in the Night Eps. 609 & 610: Lurking & Atmospheric Gravity Waves
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Greg Leonard discovered 2,200’ diameter 2020 PC5. -...
2022-Jun-18 • 66 minutes
Deep Astronomy - NASA’s DART Mission: Protecting Earth From Hazardous Asteroids
DART is a planetary defense-driven test of technologies for preventing an impact of Earth by a hazardous asteroid. DART will be the first demonstration of the kinetic impactor technique to change the motion of an asteroid in space. This asteroid...
2022-Jun-17 • 60 minutes
Weekly Space Hangout - CREW HaT: An Answer to Radiation Shielding? with NIAC 2022 Awardee Dr. Elena D’Onghia
Host: Fraser Cain ( )Special Guest: As humanity dreams of exploring destinations both within our own solar system as well as those far beyond, the greatest challenge to be overcome is how to provide effective protection against the inevitable,...
2022-Jun-16 • 60 minutes
Actual Astronomy - Ep. 320: Observing Double Stars
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. Today we have a special guest today the Royal Astronomical Society of Canada’s Observing Chair Blake Nancarrow who is going to talk with us about double star...
2022-Jun-15 • 68 minutes
Awesome Astronomy - June Part 2 (The Space Exploration Show)
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: Discrimination in science and academia. Returning to the Welsh valleys to attempt astronomy. Free...
2022-Jun-14 • 23 minutes
The Daily Space - Found: Dying Galaxies Containing Active Black Holes
Astronomers combined observations of far distant galaxies exhibiting no signs of star formation and found active supermassive black holes that may have contributed to the evolution of their parent galaxies. Plus, rocket launches, detecting...
2022-Jun-13 • 29 minutes
Astronomy Cast Ep. 645: The Future of the ISS
The International Space Station has been continuously inhabited for over 20 years now, serving as a peaceful collaboration between space-faring nations. But it's a machine, and it's getting old. In addition, the Russian invasion of Ukraine has made...
2022-Jun-12 • 6 minutes
Travelers in the Night Eps. 607 & 608: Good Night & Triple Comet
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Teddy Pruyne was granted a good night during which he...
2022-Jun-11 • 13 minutes
NOIRLab - The Colors of Uranus & Neptune
Neptune and Uranus have much in common — they have similar masses, sizes, and atmospheric compositions — yet their appearances are notably different. At visible wavelengths Neptune has a distinctly bluer color whereas Uranus is a pale shade of...
2022-Jun-10 • 64 minutes
Weekly Space Hangout - News Roundup!
Unfortunately we’re still having audio dropout issues with WireCast. Until the source code is rewritten, we may not be able to fix this. Our apologies. Host: Fraser Cain ( )Special Guest: Unfortunately, our guest for this week had to cancel due to...
2022-Jun-09 • 13 minutes
Guide To Space - The Incredible Challenge of Landing Heavy Payloads On Mars
It’s too bad Mars is such an interesting place, because it’s actually one of the most difficult places to visit in the Solar System, especially if you want to bring along a lot of luggage. That planet is a graveyard of missions that didn’t quite...
2022-Jun-08 • 22 minutes
The Daily Space - Pulsars as the Particle Accelerators of the Universe
Fast, strong magnetic winds caused by quickly rotating pulsars may be accelerating particles like electrons to extremely high-energy states and creating gamma-ray photons in their wake. Plus, missions close to home, large and distant objects, some...
2022-Jun-07 • 35 minutes
Ask A Spaceman - Ep. 177: How Do Black Holes Affect Their Galaxies?
How do giant black holes shut off star formation? How do they turn it back on? Which came first, the black hole or the galaxy? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: Follow on Twitter: ...
2022-Jun-06 • 28 minutes
Astronomy Cast Ep. 215: Light Echoes
From January 10, 2011. Just as sound can echo off distant objects, light can echo too. And the echoes of light bouncing off stellar remnants, black hole accretion disks, and clouds of gas and dust provide astronomers with another method of probing the...
2022-Jun-05 • 6 minutes
Travelers in the Night Eps. 605 & 606: Monsoon Nights & Fallen Stones
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Kacper Wierzchos submitted 5 Earth approaching...
2022-Jun-04 • 11 minutes
Observing With Webb - June Episode
Welcome to Observing With Webb, where a high school astronomy teacher tells you what you’re looking at, why it’s so cool, and what you should check out later this month…at night. 2022 is the summer of morning planets! Jupiter,...
2022-Jun-03 • 68 minutes
Weekly Space Hangout - Fuel Cell Technology and Space Applications with Ian Jakupca, NASA Glenn Research Center
Host: Dr. Pamela Gay ( & )Special Guest: Developing reliable, renewable, and safe power/energy storage systems is a key requirement for future space missions, both within our solar system and those venturing beyond it, as well as for...
2022-Jun-02 • 40 minutes
Actual Astronomy - Objects To Observe In June
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. Noctilucent cloud season begins! - June 1st Moon occults Ceres. But it’s in the daytime. :^( - June 6th Lunar X visible, 29 Amphitrite at opposition and magnitude...
2022-Jun-01 • 79 minutes
Awesome Astronomy - June Part 1 (Astronomy)
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: You can now watch Jen presenting on BBC TV’s Weatherman Walking! (from 06:40 - BBC iPlayer...
2022-May-31 • 22 minutes
The Daily Space - Chaos Reigned Ian The Early Solar System
Researchers using radioactive decay analysis have recreated the early history of some asteroids in our solar system, revealing a more chaotic phase than previously thought. Plus, a near-Earth asteroid, a solar sail, a trove of black holes, and this...
2022-May-30 • 32 minutes
Astronomy Cast Ep. 644: Is Earth… Normal?
We've now discovered thousands of exoplanets, we're learning more and more about the kinds of planetary systems there are out there across the Universe. But are planets like Earth unique or totally rare? We've added a new way to donate to 365...
2022-May-29 • 6 minutes
Travelers in the Night Eps. 603 & 604: Discovering Alien Life & Comet Rankin
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Project Breakthrough Listen is spending 100 million dollars...
2022-May-28 • 29 minutes
The Cosmic Savannah - #032: The MeerKAT Fornax Survey
Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. In this episode we will be discussing some more exciting work being conducted with the MeerKAT radio telescope. We’re joined by Dr. Paolo Serra from the Cagliari Astronomical Observatory in...
2022-May-27 • 61 minutes
Weekly Space Hangout - Why Hello Sag A* - It's Nice to Finally See You, with Dr. Lia Medeiros
Host: Fraser Cain ( )Special Guest: On May 12th, 2022, the Event Horizon Telescope Collaboration released the first-ever direct image of Sagittarius A*, the black hole at the center of our galaxy. Tonight we are very pleased to welcome Dr. Lia...
2022-May-26 • 22 minutes
The Daily Space - Supernova Evidence Found In Comet Fragment
A forensic analysis of the element concentration found in the Hypatia stone finds evidence in the cometary fragment, which may have impacted Earth 28 million years ago, of a supernova origin story. Plus, Ceres, Mars, and this week in rocket history,...
2022-May-25 • 5 minutes
UNAWE Space Scoop - The Curious Case of the Missing Planets Around Gas and Dust Rings
Most if not all newly formed stars have protoplanetary disks of gas & dust circling around them. If you go to Wikipedia’s page on protoplanetary disks: … you’ll see the famous 2014 image of HL Tauri. I remember the day it was made...
2022-May-24 • 14 minutes
Cheap Astronomy - Dear CA #82: Clarifications
That IS the question. - Do we have the ability to measure the exact amount of heat arriving at the Earth from the Sun? Here on Earth, we often talk about light as being what we can see and heat as being what we can feel. But, really any...
2022-May-23 • 30 minutes
Astronomy Cast Ep. 643: Sagittarius A*
All the waiting is over, we've finally seen the image of the event horizon from the supermassive black hole at the heart of the Milky Way. Different shaped blobs! And a black circle in the middle. What are we looking at? Today we're going to explain...
2022-May-22 • 6 minutes
Travelers in the Night Eps. 601 & 602: Phaeton’s Child & Solar Flares
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Phaethon and asteroid 2005 UD are closely related. - The...
2022-May-21 • 84 minutes
Deep Astronomy - After the Voyager Probes: What NASA's Next Interstellar Mission May Look Like
NASA is getting ready to decide on whether to embark on its next interstellar mission. It will span over 50 years and travel 1000 AU. The latest report shows a possible launch in the 2030's if NASA gives the go-ahead. Let's meet and talk about...
2022-May-20 • 62 minutes
Weekly Space Hangout - Bringing Exoplanets Into Focus, Bit By Bit, With Alex Madurowicz
Host: Fraser Cain ( )Special Guest: Gravitational lensing has been used to discover far-distant galaxies that are obstructed from view thanks to the inconvenient positioning of astronomical interlopers. Recently, researchers have begun asking if this...
2022-May-19 • 56 minutes
Actual Astronomy - All About Binocular Astronomy
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. Binoculars are extremely useful astronomical tools, and are quite portable, so you never have to be without them handy! There’s an old saying among us amateur...
2022-May-18 • 70 minutes
Awesome Astronomy - May Part 2
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: Getting back in the studio. Watch us recording in our behind the scenes 10th Anniversary show....
2022-May-17 • 37 minutes
Ask A Spaceman - Ep. 176: Why Is Gravity So Weak?
How did gravity get so ridiculously weak? Could it be related to extra dimensions? What does string theory and the concept of the “bulk” have to do with it? I discuss these questions and more in today’s Ask a Spaceman! Support the show: ...
2022-May-16 • 28 minutes
Astronomy Cast Ep. 642: Is the Sun... Normal?
We've always assumed that we lived in a perfectly normal star system with a normal star and normal planets. It's all... normal. But with our modern understanding of billions of stars, just how normal is our Sun, anyway? We've added a new way to...
2022-May-15 • 6 minutes
Travelers in the Night Eps. 179E & 180E: Two Odd Fellows & WISE Alive
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Dr. Grauer discovered 2015 SY which orbits the Sun in only...
2022-May-14 • 11 minutes
NOIRLab - NOIRLab’s Scholar Astronomy Program
The Solar System, the Moon and its features, the stars, the constellations, the properties of light, and the preservation of dark skies will be some of the topics featured in the Scholar Astronomy Program, part of NOIRLab's Star Educators...
2022-May-13 • 65 minutes
Weekly Space Hangout - Small — But Powerful — Micronovae with Dr. Simone Scaringi
Host: Fraser Cain ( )Special Guest: Astronomers recently announced that, with the help of the ESO VLT, they had observed a new type of small — yet powerful — stellar explosion: a Micronova. The study, which was published in "Nature" on April 20...
2022-May-12 • 47 minutes
Cosmic Perspective - Jim Clash on Space Tourism
Sponsored by Andy Poiniros, our host today. Andy talks with participatory adventure journalist Jim Clash about spaceflight and the upcoming space tourism. We've added a new way to donate to 365 Days of Astronomy to support editing, hosting,...
2022-May-11 • 22 minutes
The Daily Space - Newly Found ‘Black Widow’ Binary Has Third Companion
The flash of a pulsar about 3,000 light-years from our solar system was caused by a ‘black widow’ binary consuming a smaller star. Intriguingly, a third companion star is orbiting the pair, which may have originated near the Milky Way’s center....
2022-May-10 • 7 minutes
Guide To Space - Shouldn't We Fix the Earth First? So Many Problems Here, Why Go To Space?
Fraser gives 5 answers to the question, “why should we explore space when we have so many problems here on Earth?" We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs. Just visit: ...
2022-May-09 • 27 minutes
Astronomy Cast Ep. 641: Can Planets Be Alive?
The Earth is teeming with life, but the upper atmosphere to kilometers underground. There's no question that our planet has life. But is our planet itself alive? This is a question posed back in the 1970s as the Gaia hypothesis, and it got its share...
2022-May-08 • 6 minutes
Travelers in the Night Eps. 177E & 178E: That’s 2 & EX Most Dangerous
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Gennady Borisov's new asteroid, 2015 RH2, has a diameter...
2022-May-07 • 16 minutes
Observing With Webb - May Episode
Lunar Eclipse Month!!! Get ready for a May that boasts a wonderful blood moon and an array of morning planets all month long. Welcome to Observing With Webb, where a high school astronomy teacher tells you what you’re looking at, why it’s so cool,...
2022-May-06 • 63 minutes
Weekly Space Hangout - News Roundup!
Host: Fraser Cain ( )Special Guest: No special guest tonight. There always seems to be so many news stories that we never get to cover - but tonight we will get to discuss a few more than usual! Regular Guests: Dr. Moiya McTier ( & ) Dr. Alex...
2022-May-05 • 41 minutes
Actual Astronomy - Object To Observe In May
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. - Comet PanSTARRS? - Mercury. - Asteroid 13 Egeria at opposition May 4. - The eta Aquarid meteor shower May 6. - The lunar X & V on May 8! Chiaroscuro! - Rupus...
2022-May-04 • 80 minutes
Awesome Astronomy - May Part 1
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: - Jeni’s magazine article on ‘Everything JWST’. - UK government's social mobility commissioner...
2022-May-03 • 40 minutes
Ask A Spaceman - Ep. 175: Should We Be Afraid of the Dipole Repeller?
What is the dipole repeller? Why is it a dipole? What is it repelling? What is the Bootes Void and how is it connected to dark energy? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: Follow on...
2022-May-02 • 29 minutes
Astronomy Cast Ep. 640: Survey Science: Newest Projects & Results
There are general-purpose telescopes and missions that astronomers can use to study specific objects. And there are the survey missions that look at the entire sky, which astronomers can use to answer questions about the Universe. We've talked about...
2022-May-01 • 6 minutes
Travelers in the Night - Eps 175 & 176: Ganymede’s Layers & Deep Listen
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Ganymede has an iron-rich core which creates...
2022-Apr-30 • 21 minutes
The Daily Space - An In-Depth Look at Recent Mars Science And Exploration
A new paper looks at marsquakes and what is causing them, which turns out to be magma moving. And Curiosity has found rocks it needs to go around. Then there is the weather on Mars. Plus, lunar formation, a giant comet, and this week in rocket...
2022-Apr-29 • 64 minutes
Weekly Space Hangout - Catching Up With Dr. Paul M. Sutter (aka "The Spaceman")
Host: Fraser Cain ( )Special Guest: If you are a long-time viewer of the Weekly Space Hangout, then Dr. Paul Matt Sutter ( & ) is no stranger to you at all. For several years, he was one of our on-air journalists (along with Dr. Kimberly...
2022-Apr-28 • 10 minutes
George’s Random Astronomical Object #71 - The Black Hole That Didn’t Get Its Morning Coffee
George’s Random Astronomical Object presents Messier 61. The center of this barred spiral galaxy contains multiple regions where stars are forming as well as an inactive supermassive black home that needs some caffeine. Brief biography:...
2022-Apr-27 • 46 minutes
Cosmic Perspective - The 50th Anniversary of Apollo 16 - Apollo 16 LMP Charlie Duke
Cosmic Perspective Radio features live and prerecorded interviews with Astronomers, Scientists, Astronauts, and Historians… NASA & JPL updates on Manned & Unmanned Space Missions… Monthly Night Sky Reports… Local Astronomy &...
2022-Apr-26 • 14 minutes
Cheap Astronomy - Dear CA # 81: Distant Horizons
If the Big Bang happened 13.8 billion years ago how come we can still see it? What we can see is the cosmic microwave background, the CMB, which was a flash of light that actually occurred about 380,000 years after the Big Bang. How can...
2022-Apr-25 • 26 minutes
Astronomy Cast Ep. 30: The Sun, Spots & All
From April 2, 2007. It’s Spring in the Northern Hemisphere, and that means the Sun is back. But it’s more than just a free heat lamp for your garden, it’s an incredible, dynamic nuclear reaction complete with flares, coronal mass ejections,...
2022-Apr-24 • 6 minutes
Travelers In The Night Eps. 173E & 174E: So Many Possibilities & Breaks Happen
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - The number of possible places in a galaxy for life as we...
2022-Apr-23 • 38 minutes
The Cosmic Savannah - Ep. 031: Cosmic Beasts and Where to Find Them
Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. Our very own Jacinta has a new paper out and takes her turn in the hot seat to tell us all about it! Along with her colleagues, she has been part of the discovery of two giant radio...
2022-Apr-22 • 64 minutes
Weekly Space Hangout - How to Access and Use Survey Data with NASA's Kevin Gill
Host: Fraser Cain ( )Special Guest: Let's face it - there isn't a single one of us who hasn't gazed at myriad stunning astronomy images that are readily available on the web. Whether it's Jupiter's Great Red Spot, Saturn's gorgeous rings, desolate...
2022-Apr-21 • 55 minutes
Actual Astronomy - Refracting Telescopes
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. From acromats to Williams Optics ZenithStar and everything in between! We've added a new way to donate to 365 Days of Astronomy to support editing, hosting,...
2022-Apr-20 • 70 minutes
Awesome Astronomy - April Part 2 (The Space Exploration Show)
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: Watching a SpaceX Starlink launch. Tales from this month’s AstroCamp star party. Jeni on...
2022-Apr-19 • 30 minutes
Ask A Spaceman - What Solves the Twin Paradox?
What does everybody think is the twin paradox? What's the REAL twin paradox? How is the paradox resolved, and what does it teach us about synchronicity? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All...
2022-Apr-18 • 28 minutes
Astronomy Cast Ep. 639: Big Qs Update: Dark Matter, Dark Energy, Etc.
Knowledge moves forward, and so, we must move with it. Today we'll give you an update on some of the most fascinating, fast-changing topics in astronomy, astrophysics and cosmology. We've added a new way to donate to 365 Days of Astronomy to...
2022-Apr-17 • 6 minutes
Travelers In The Night Eps. 171E & 172E: No Worries & Most Dangerous
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - There’s a false rumor that there is an asteroid which is...
2022-Apr-16 • 85 minutes
Deep Astronomy - Professional & Amateur Astronomy Collaboration
It is possible to contribute to professional astronomy, make discoveries and get involved in advancing our knowledge of the universe using your own equipment and computers. In this live stream, we'll go over some of the ways you can get involved...
2022-Apr-15 • 64 minutes
Weekly Space Hangout - Sailing Away Using Diffractive Solar Sails, with Amber Dubill
Host: Fraser Cain ( )Special Guest: Tonight we are very excited to welcome Amber Dubill from JHUAPL, the Johns Hopkins Applied Physics Laboratory, to the WSH. Amber has worked on both IMAP and DART, and also has a keen interest in advanced solar sail...
2022-Apr-14 • 12 minutes
Guide To Space - The Far Side Of The Moon Is The Perfect Place For a Radio Telescope
We’ve now passed the 50th anniversary of the Apollo 11 landing, and all eyes are back on the Moon. NASA is planning to return to the Moon by 2024 with its Artemis mission, the Chinese have put the Moon firmly in their plans for space exploration,...
2022-Apr-13 • 22 minutes
The Daily Space - Hubble Finds Farthest Star Ever Spotted
Researchers pouring through high-resolution Hubble images of galaxy clusters have found the gravitationally magnified light of a star that was shining just four billion years after the Big Bang, making this bright star the new record holder for the...
2022-Apr-12 • 9 minutes
George’s Random Astronomical Object: #70 - The Uncredited Star
George’s Random Astronomical Object presents the star Eta Aquilae. Although Eta Aquilae was the first Cepheid variable ever discovered, this class of stars was named after Delta Cephei instead. Brief bio: George Bendo is an astronomer...
2022-Apr-11 • 30 minutes
Astronomy Cast Ep. 638: Simulating Space Missions
Although humans have never actually been to Mars, explorers have simulated many aspects of Mars missions here on Earth. There are missions under the ocean, on the tops of volcanoes, in the harsh Canadian north, and even in bed that simulate the...
2022-Apr-10 • 6 minutes
Travelers In The Night Eps. 169E & 170E: Beyond The Moon & Earth Life On Mars
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - In 1968 the first humans to see the far side with their own...
2022-Apr-09 • 17 minutes
NOIRLab - Astronomy In Chile Educator Ambassadors Program
The Astronomy in Chile Educator Ambassadors Program (ACEAP) is a collaboration between Associated Universities Inc. (AUI) and Association of Universities for Research in Astronomy (AURA), and the observatories they manage in Chile, including CTIO and...
2022-Apr-08 • 65 minutes
Weekly Space Hangout - Archaeology of Space: The ISS Archaeological Project with Dr. Justin P. Walsh
[As before we still have trouble with audio dropouts. It may be caused by the new software that handles the video stream. There may be nothing we can do at this time. Hopefully the team that wrote the software can do an update to address the issue....
2022-Apr-07 • 24 minutes
The Daily Space - More From ESA’s Gaia: Weird White Dwarf News
Researchers use data from ESA’s Gaia telescope to discover that white dwarf stars have two different distributions both in how they move and how bright they shine. Plus, all the International Space Station news, simulated JWST observations, and a...
2022-Apr-06 • 66 minutes
Awesome Astronomy - April Part 1
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: - Observing trip with Cardiff Uni students. - Really bright ISS passes. - Jen’s first TV...
2022-Apr-05 • 32 minutes
Ask A Spaceman Ep. 173: How Does Radioactive Decay Work?
How was radioactive decay discovered? What are the different kinds of decay? How does quantum mechanics make all this happen? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: Follow on Twitter: ...
2022-Apr-04 • 30 minutes
Astronomy Cast Ep. 637: Machine Learning in Astronomy
Computers are a big part of astronomy, but mostly they've been relegated to doing calculations. But recent developments in machine learning have changed everything, giving computers the ability to do jobs that humans could only do in the past. ...
2022-Apr-03 • 6 minutes
Travelers In The Night Eps. 167E & 168E: Planets, Billiards and Alchemy & An Eternal One
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - "I do not know how I may appear to the world, but to myself...
2022-Apr-02 • 17 minutes
Observing With Webb - April Edition
Welcome to Observing With Webb, where a high school astronomy teacher tells you what you’re looking at, why it’s so cool, and what you should check out later this month…at night. Quite the exciting month for planets…if you like...
2022-Apr-01 • 61 minutes
Weekly Space Hangout - Searching for Skylab, "America's Forgotten Triumph" with Director Dwight Steven-Boniecki
Host: Fraser Cain ( )Special Guest: This week we are airing Fraser's pre-recorded interview with award-winning author, and documentary director Dwight Steven-Boniecki. Dwight is the director of a film called Searching For Skylab - a largely forgotten...
2022-Mar-31 • 34 minutes
Actual Astronomy - What to Observe in April
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. The lads chat about the early morning things to keep an eye out for: - Mars, Saturn & Venus conjunction in the morning! - April 3: Uranus is 6° north of the...
2022-Mar-30 • 7 minutes
UNAWE - This Spanish Dancer Twirls in a Cosmic Ballet
Astronomers have captured a spectacular image of the magnificent galaxy NGC 1566. It’s nicknamed the “Spanish Dancer”, and you’ll want to go to and have a look for yourself. It’s a grand-design spiral galaxy with two arms winding around the...
2022-Mar-29 • 19 minutes
The Daily Space - Using the Moon to Detect Time-Space Changes
Scientists propose using changes in the distance from the Earth to the Moon and measured by lasers as a way to detect the phenomenon of gravitational waves. Plus, JWST is working, ExoMars is at risk, and in this week’s What’s Up, we learn about...
2022-Mar-28 • 28 minutes
Astronomy Cast Ep. 636: Blowing Bubbles
We think of space as a vacuum, but there are regions of different density. There are winds blowing from stars and other objects that clear out vast bubbles in space, and look absolutely fantastic in pictures. And they might have been critical for...
2022-Mar-27 • 6 minutes
Travelers in the Night Eps. 165E & 166E: Flying Peanut & Monster Telescope
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - For 16 years, since its discovery at Lowell Observatory,...
2022-Mar-26 • 29 minutes
Cosmic Savannah #30 - Pretty Planetary Nebulae
Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. This week we’re joined by Kelebogile Bonokwane who is a National Astrophysics and Space Science Programme (NASSP) Master’s student at the South African Astronomical Observatory (SAAO)....
2022-Mar-25 • 58 minutes
Weekly Space Hangout - News Roundup
Host: Fraser Cain ( )Special Guest: Another week with no guest - but that means we get to talk about MORE NEWS!!! Regular Guests: Dr. Moiya McTier ( & ) Pam Hoffman ( & & ) This week's stories: - 5,000 exoplanets! - Flyby of...
2022-Mar-24 • 13 minutes
Guide To Space - Building Space Telescopes… In Space
From November 26, 2019. When it comes to telescopes, bigger is better. That’s true down here on Earth, and it’s especially true out in space. As astronomers and engineers design the next generation of giant space telescopes, they’re running up...
2022-Mar-23 • 23 minutes
The Daily Space - Science of the Weird: Black Holes, Astronaut Blood & Alligators
Today’s science stories run the gamut of the strange and the weird, with several black holes, the effects of space on astronaut blood cells, and how alligator mating dances added to solar science. Plus, this week’s What’s Up helps you choose...
2022-Mar-22 • 15 minutes
Cheap Astronomy - Dear CA #80 - Living Things
Life, the universe… - Can life arise in a hydrogen atmosphere? There’s a lot of current interest in this following a recent demonstrations that a range of microorganisms can survive in a 100% hydrogen atmosphere. But surviving is only part...
2022-Mar-21 • 27 minutes
Astronomy Cast Ep. 635: Jets: When Magnetic Fields Fling Things
As astronomers look out across the Universe. They see various objects spewing jets of material light years into space. What causes these jets? And what impact do they have on the Universe? We've added a new way to donate to 365 Days of...
2022-Mar-20 • 6 minutes
Travelers in the Night Eps. 163E & 164E: One 4 Ukraine & Weird Life
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Recorded August 9, 2015. Today's 2 topics: - Gennady Borisov observed a fast...
2022-Mar-19 • 83 minutes
Deep Astronomy - Is Earth's Magnetic Field Flipping?
The Earth's magnetic field has flipped from North to South and back again many times in its history. Are we starting a new cycle? If so, what will the effects be here on Earth and for our civilization? Let's discuss! We've added a...
2022-Mar-18 • 64 minutes
Weekly Space Hangout - Dimethyl Ether Detected in a Planetary Disk?
Host: Fraser Cain ( )Special Guest: On March 8, the ESO announced in their Press Release ( ) that a team of researchers from Leiden University, The Netherlands, had detected the largest molecule to date within a planetary disc. At 9-atoms, dimethyl...
2022-Mar-17 • 49 minutes
Actual Astronomy - Looking Up With Don
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. Welcome to Episode 204 of the Actual Astronomy Podcast, today we are “Looking Up” with Don Machholz. I’m Chris and joining me is Shane. We are amateur...
2022-Mar-16 • 57 minutes
Awesome Astronomy - March Part 2
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: - A little bit of singing to brighten your day and abuse your ears. - It's Messier Marathon...
2022-Mar-15 • 37 minutes
Ask A Spaceman - 172: What Are Some Alternatives to the Big Bang Theory?
What makes the Big Bang theory so successful? How were alternatives ruled out? What are the electric universe and steady state theories? Do any other options remain, like conformal cyclic cosmology? I discuss these questions and more in today’s Ask...
2022-Mar-14 • 28 minutes
Astronomy Cast Ep. 634: Milky Way’s Mergers & Acquisitions
The Milky Way is a vast grand spiral today, but how did it get this way? Astronomers are starting to unravel the history of our galaxy, revealing the ancient collisions with dwarf galaxies, and how they came together to build the modern Milky Way....
2022-Mar-13 • 6 minutes
Travelers in the Night Eps. 161E & 162E: An Earth Like Planet & Fascinating Europa
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Kepler-452b is orbiting a star very similar to our Sun at a...
2022-Mar-12 • 12 minutes
NOIRLab - AEON
AEON (the Astronomical Event Observatory Network) will be a collection of world-class telescope facilities which can be accessed on demand, at the touch of a button. At the heart of the network, LCO is joining forces with the NOIRLab...
2022-Mar-11 • 56 minutes
Weekly Space Hangout - HR 6819: Black Hole? Vampire 2-Star System? Dr. Abigail Frost Explains
Host: Fraser Cain ( )Special Guest: On March 2, 2022, the European Southern Observatory (ESO) reported (refer to Press Release: ) that the HR 6819 system, believed to be the home of the closest black hole to earth, is, in fact, "a 'vampire' two-star...
2022-Mar-10 • 11 minutes
Guide To Space - Better Than Earth? Are There Superhabitable Worlds In The Milky Way?
From Sep 20, 2019. I’ve said many times in the past that the Earth is the best planet in the Universe. No matter where we go, we’ll never find a planet that’s a better home to Earth life than Earth. Of course, that’s because we, and all other...
2022-Mar-09 • 18 minutes
The Daily Space - Science Is The Same, Everywhere, Everywhen
The science that dictates our planet is the exact same physics that affects our entire universe. Trying to understand everything around us is just as simple as taking into account all the forces and factors that interact to make everything we see....
2022-Mar-08 • 7 minutes
Ken Brandt - Happy First Earth Birthday, Perseverance and Ingenuity!
Vikings I & II, Pathfinder and Sojourner, Spirit and Opportunity, Phoenix, Curiosity, Insight, and Ingenuity. These spacecraft are all members of the extended landing party on Mars, since every one exceeded it’s “engineering warranty” - on...
2022-Mar-07 • 27 minutes
Astronomy Cast Ep. 633: Weirdly Habitable Places
We've always assumed that habitable planets would need to be like Earth; a terrestrial planet orbiting a sunlike star. But now astronomers have been discovering planets in the habitable zone around very much non-sunlike stars. What strange places...
2022-Mar-06 • 6 minutes
Travelers in the Night Eps. 159 & 160: Planet’s Airglow & Number 1602
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Dr. Candace Gray earned a PhD from New Mexico State...
2022-Mar-05 • 14 minutes
Observing With Webb - March
Welcome to Observing With Webb, where a high school astronomy teacher tells you what you’re looking at, why it’s so cool, and what you should check out later this month…at night. Enjoy the increasing daylight and temperature as we witness...
2022-Mar-04 • 61 minutes
Weekly Space Hangout - MAREVL 2.0 Static Fire Tests w/bluShift Aerospace's Seth Lockman
Host: Fraser Cain ( )Special Guest: Joining us tonight is Seth Lockman, Communications Director for bluShift Aerospace, fresh off their successful static fire test of their MAREVL 2.0 rocket last evening! CONGRATULATIONS to Sascha Deri and everyone...
2022-Mar-03 • 36 minutes
Actual Astronomy - March Objects to Observe
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. - Messier marathons. - Zodiacal light. - Aurorae. - Geostationary satellite flashes. - Venus in the morning. - March 8, the Moon is between the Pleiades and the...
2022-Mar-02 • 55 minutes
Awesome Astronomy - March Part 1
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: - Stargazing & post-covid travel. - A lovely email from our good friend @SsonnyY. - The joys of...
2022-Mar-01 • 32 minutes
Ask A Spaceman Ep. 171: Why Are Lagrange Points So Crucial To Astronomy?
Why are Lagrange points so crucial to astronomy? What makes even simple gravity so difficult? How do you “put” something at a Lagrange point? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: ...
2022-Feb-28 • 28 minutes
Astronomy Cast Ep. 632: Building Images: Optical vs Radio
A recent image from the South African MeerKAT Telescope blew our minds. It was a high resolution image of the center of the Milky Way showing delicate filaments and other structures. What was so mind blowing is that this was an image from a radio...
2022-Feb-27 • 6 minutes
Travelers in the Night Eps. 157 & 158: Neighborhood’s Edge & Encounter With Pluto
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Confronted with the deluge of new possible planets, in...
2022-Feb-26 • 9 minutes
UNAWE Space Scoop - This “Cosmic Spider” Spews Gamma Rays
A team of astronomers has just found a bright, uh, “spider” of a sort, in the sky. It’s a very unusual binary system, a system in which two stars orbit each other, and it’s some 2,600 light-years away from us in the southern end of the...
2022-Feb-25 • 53 minutes
Weekly Space Hangout - News Roundup!
Host: Fraser Cain ( )Special Guest: No special guest this week too! This week is another news roundup! Be prepared for another hour of science news! We are still working hard to schedule guests, so cross your fingers and maybe we will have a guest...
2022-Feb-24 • 19 minutes
The Daily Space - Distant Galaxies Found Lifeless Within Ancient Cluster
Defying expectations, an ultramassive galaxy and many of its cluster companions had already formed most of their stars and become inactive only two billion years after the beginning of the Universe. Plus, the nightside of Venus, a new exoplanet for...
2022-Feb-23 • 10 minutes
Guide To Space - We've Never Seen the Sun's Poles. That's About to Change With Solar Orbiter
Premiered Feb 11, 2020. On February 9, 2020, the European Space Agency’s Solar Orbiter spacecraft launched from Cape Canaveral Florida on top of an Atlas V 411 spacecraft. The spacecraft’s mission is to fly inside the orbit of Mercury, on a tilted...
2022-Feb-22 • 14 minutes
Cheap Astronomy - Dear CA #79: Galaxies Matter!
Big and ubiquitous… Dear Cheap Astronomy – How does the galaxy rotate? There is something weird about how stars rotate in the Milky Way Galaxy – and probably in any other rotating galaxy. Dear Cheap Astronomy – What is intergalactic dust...
2022-Feb-21 • 31 minutes
Astronomy Cast Ep. 631: All The Uses Of Pulsars (Including Murder)
Pulsars are the rapidly spinning degenerate husks of dead stars, turning hundreds of times a second. But they're also handy clocks, spinning with such certainty and accuracy that astronomers can use them for all kinds of stuff. We might even use them...
2022-Feb-20 • 6 minutes
Travelers in the Night Eps. 155 & 156: Night Sky Friendly & Invisible Stuff
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Being night sky friendly means that you only use outdoor...
2022-Feb-19 • 71 minutes
Deep Astronomy - How To Get A Job In Astronomy
Throughout my time as a science communicator, the subject of how to get a job in astronomy and what it's like to work as an astronomer are two themes that keep coming back. In response to some recent requests from you about this, I'll dedicate...
2022-Feb-18 • 60 minutes
Weekly Space Hangout - News Roundup
Host: Fraser Cain ( )Special Guest: None this week. This week is another news roundup! Be prepared for an entire hour of science news! Oh yeah - a certain DESK may be making a return! Regular Guests: Dr. Brian Koberlein ( & ) Dr. Moiya...
2022-Feb-17 • 40 minutes
Actual Astronomy - What To See In The Winter Sky Before It’s Gone
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. - The RSC double star observing list. - Steven James O’Meara’s hidden treasures list. - Good old M42. - Sirius! I’m *SO* serious! (And Sirius B.) - M45, the...
2022-Feb-16 • 66 minutes
Awesome Astronomy - February Part 2 (The Space Exploration Show)
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: Techniquest in Cardiff Bay Our Good friend Dylan O’Donnell at Star Stuff A listener’s...
2022-Feb-15 • 39 minutes
Ask A Spaceman Ep. 170: What’s So Fine About The Fine Structure Constant?
What is the fine structure constant? Where does it come from? Why is it so important? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: Follow on Twitter: Like on Facebook: Watch on YouTube: ...
2022-Feb-14 • 28 minutes
Astronomy Cast Ep. 630: Things We Can Look Forward To
In a rare moment of weakness, Pamela has decided she's open to the possibility that a future exists. That missions, telescopes and spacecraft are going to be built and they're going to do science. Today we'll talk about what we're looking forward to...
2022-Feb-13 • 6 minutes
Travelers in the Night Eps. 153 & 154: One, Two Punch & Asteroid Diamonds
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - About 35 million years ago the Earth was impacted by two...
2022-Feb-12 • 33 minutes
NOIRLab - The IAU Centre for the Protection of the Dark & Quiet Sky
The IAU Centre for the Protection of the Dark & Quiet Sky From Satellite Constellation Interference The advent of satellite constellations has proven challenging for optical and radio astronomers. The International Astronomical Union (IAU)...
2022-Feb-11 • 65 minutes
Weekly Space Hangout - How the Sun's Local Bubble Drives Nearby Star Formation with Michael Foley
Host: Fraser Cain ( )Special Guest: This week we are airing Fraser's prerecorded interview with Michael Foley, co-author of a recently published paper that talks about how the local bubble around the Sun drives nearby star formation. You can watch...
2022-Feb-10 • 7 minutes
Folklore - Venus & The Pleiades - The Birth of the Brightest Morning Star and the Evening Sparkle Stars
Hosted by our show’s Director, Avivah Yamani. I will tell you a story from Mongolia about the birth of the brightest morning star and the evening sparkle stars. This story is part of the Stars of Asia Project during the International Year of...
2022-Feb-09 • 20 minutes
The Daily Space - Early Mars Volcanoes Could Have Been Habitable
A research team studying the Poás volcano in Costa Rica, a potential analog for early Mars conditions, finds microbes surviving in extremely harsh conditions. Plus, table-top matter-antimatter experiments, an exoplanet’s complex atmosphere, and how...
2022-Feb-08 • 13 minutes
Cheap Astronomy - Fantastic Physics Formulas #8: E=mc^2
Read by Duranee and Barry Haworth, written by Steve Nerlich, technical advice from Stephen D'Souza. A relatively good episode… E=mc^2 E=mc squared is a nice straight-forward formula, indeed the energy-mass equivalence concept that underlies it is...
2022-Feb-07 • 33 minutes
Astronomy Cast Ep. 629: The Cost of Delays
With all the success of James Webb so far, it's looking like science's huge gamble is going to pay off, but there were years of delays and budget overruns. What impacts did these delays have on science, careers, and the future of space exploration?...
2022-Feb-06 • 6 minutes
Travelers in the Night Eps. 151 & 152: Space Junk & Big Threat or Not
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Rose Matheny appears to have observed the INTEGRAL...
2022-Feb-05 • 12 minutes
Observing With Webb - February Episode It’s not often we get a month with almost no events
It’s not often we get a month with almost no events, other than your normal moon phases, however, we do end February with a wonderful close encounter between the Moon, Mars, and Venus, and preview some future morning planets. Welcome to...
2022-Feb-04 • 66 minutes
Weekly Space Hangout - Dr. Sian Proctor: Geoscientist, Space Artist, & Inspiration4 Astronaut/Mission Pilot
[I still don’t know why we have audio dropouts. I’m totally baffled. Bandwidth issues, probably, but that’s just a wild arse guess! It’s ones & zeros all the way down! - Rich] Host: Fraser Cain ( )Special Guest: This week we are excited...
2022-Feb-03 • 44 minutes
Actual Astronomy - Objects To Observe - February
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. The lads talk about some of the basic equipment you’ll need for observing the night sky: books, star charts, beginner telescopes and red light flashlights. Then...
2022-Feb-02 • 58 minutes
Awesome Astronomy - February Part 1
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: - AstroCamp returns for listeners to observe with us 2-5th April. Book tickets here: Listeners’...
2022-Feb-01 • 41 minutes
Ask A Spaceman Ep. 169: What Is Loop Quantum Gravity?
Why do we care about loop quantum gravity? Is it a viable path to uniting quantum mechanics and general relativity? What does it mean for spacetime to be discrete? I discuss these questions and more in today’s Ask a Spaceman! Support the...
2022-Jan-31 • 30 minutes
Astronomy Cast Ep. 628: The Sun Revisited
Once again, it's time to take a look at the Sun. You know, ongoing thermonuclear explosion of fusing hydrogen that's right over there. Fortunately, there's a fleet of spacecraft and ground observatories ready to give our best ever view of the Sun, so...
2022-Jan-30 • 6 minutes
Travelers in the Night - Eps. 149E & 150E: Half A World Away & Icarus Pays A Visit
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Astronomers in Russia discovered 2015 LK24 with a telescope...
2022-Jan-29 • 5 minutes
UNAWE - This Cosmic Eruption Could Help Planets Grow
You might have heard of the Cumbre Vieja volcano in La Palma, in the Canary Islands, that erupted back in September. Or the January 14, 2022 Hunga Tonga eruption that’s still going on. Have you noticed the lava & ash that it spews,...
2022-Jan-28 • 59 minutes
Weekly Space Hangout - Dr. Ralph McNutt, PI for the Proposed Interstellar Probe Mission
Host: Fraser Cain ( )Special Guest: This week we are excited to welcome Dr. Ralph McNutt to the WSH. Two weeks ago, Dave Dickinson introduced us to a proposed new mission by the Johns Hopkins University Applied Physics Laboratory, the Interstellar...
2022-Jan-27 • 24 minutes
Awesome Astronomy - How Realistic Is The Netflix Movie “Don’t Look Up!”
A professional and amateur astronomer take a look at the Netflix movie, Don't Look Up. Jennifer Lawrence, Leonardo DiCaprio, Meryl Streep, Cate Blanchett, the script and effects are all fantastic in this incredible but how realistic is it? You might...
2022-Jan-26 • 22 minutes
The Daily Space - Carbon Molecules on Mars Open New Mystery
NASA’s Curiosity rover has discovered carbon isotopes on Mars which (on Earth) are usually caused by the degradation of biological methane, leading scientists to examine other potential reasons for the molecules. Plus, more Starlink satellites,...
2022-Jan-25 • 13 minutes
Guide To Space - A Spacecraft Is Going To Build Its Own Solar Panels In Space - Archinaut One
As I’ve mentioned in several episodes now, humanity is in a bit of a transition period, a time when it makes sense to launch material up and out of Earth’s gravity well into orbit, and beyond. But it’s really expensive, costing up to $10,000 per...
2022-Jan-24 • 35 minutes
Astronomy Cast Ep. 80: Craters
From March 17, 2008. Pamela’s attending the 39th Lunar and Planetary Sciences Conference, and you know what that means: the Moon… and planets! When you think of the Moon, you think of craters. In fact, that’s a big theme this week at the...
2022-Jan-23 • 6 minutes
Travelers in the Night - Eps. 147E & 148E: Good News & ALMA Spots Juno
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Carson Fuls discovered 55 foot diameter 2015 LF. -...
2022-Jan-22 • 41 minutes
Cosmic Savannah - #28: Under A Shared Sky
Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. This week we take a step back and explore the intimate roots of astronomy here in South Africa. We are joined by retired Emeritus Professor John Parkington, a senior research scholar at the...
2022-Jan-21 • 61 minutes
Weekly Space Hangout - News Roundup!
Host: Fraser Cain ( )Special Guest: This week we have no guest scheduled, so it will be an hour of news! Regular Guests: Dr. Alex Teachey ( & ) C.C. Petersen ( & & ) Chris Carr ( ) This week's stories: - An exomoon candidate! - More...
2022-Jan-20 • 45 minutes
Actual Astronomy Ep. 188 - Astronomical Asterisms
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. We’ve all heard about constellations, large groupings of stars with names from antiquity. But there are smaller, compact groupings too, which resemble familiar...
2022-Jan-19 • 61 minutes
Awesome Astronomy - January Part 2
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: Astronomy in Lego. Jeni on the BBC. Listeners emails on space traffic control and the Chinese space...
2022-Jan-18 • 31 minutes
Ask A Spaceman Ep. 168: Can We Get Some Love For Globular Clusters?
How are globular clusters so old? Where did they come from, and how are they linked to galaxy formation? What makes them so globular, anyway? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: ...
2022-Jan-17 • 27 minutes
Astronomy Cast Ep. 627: Mercury Revisited
It’s been about a thousand years since since we last looked at Mercury. So we figured it’s time for an update. What new things have we learned about Mercury? Or even new questions! Fortunately there’s a mission on the way to help us get some...
2022-Jan-16 • 6 minutes
Travelers in the Night - Eps. 145E & 146E: Kissing Frogs & Know A Star
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - The idea that you have to "kiss a lot of frogs" to find...
2022-Jan-15 • 8 minutes
Deep Astronomy - Amateur Astronomy Kits For 2022
Getting started in amateur astronomy can be a bewildering experience. Following experienced amateurs who've been there before can save a lot of time, money and frustration. In this highlight from Space Junk Podcast, Dustin and Tony discuss...
2022-Jan-14 • 61 minutes
Weekly Space Hangout - Dr. Scott Bellamy, Mission Manager for DART
Host: Fraser Cain ( )Special Guest: This week we are excited to welcome Dr. Scott Bellamy to the WSH. Scott is the Mission Manager for NASA's Double Asteroid Redirection Test (DART) mission which successfully launched in the early morning hours from...
2022-Jan-13 • 22 minutes
The Daily Space - JWST & The 30 Days Of Terror
With the successful launch of the JWST, the focus turns to the complicated process of unfurling the sunshield and unfolding the mirror. We’ll look at just where NASA is in the process and how much farther we have to go before first light. Plus,...
2022-Jan-12 • 13 minutes
Guide To Space - What Comes After LUVOIR? Three Extreme Ideas For Space Telescopes
From October 11, 2019. While we’re all waiting for James Webb to launch - which it will - the Extremely Large Telescope to be constructed, and LUVOIR to get approved. (Please get approved, please get approved.) We’re going to...
2022-Jan-11 • 14 minutes
Cheap Astronomy - Dear CA #78: Life In Space
Such is life… - Does life arise from extremophiles or do extremophiles arise from life? It’s unclear whether such organisms arose in such unfriendly environments or whether life on Earth might have begun in one of Charles Darwin’s imagined...
2022-Jan-10 • 30 minutes
Astronomy Cast Ep. 626: Terrestrial Planets - Mercury, Venus, Earth & Mars
We continue our refreshed tour of the solar system, checking in on the inner terrestrial planets, Mercury, Venus, Earth and Mars. What have we learned about the formation, evolution and what they might tell us about planets across the Universe. ...
2022-Jan-09 • 6 minutes
Travelers in the Night - Eps. 143E & 144E: Full Moon & 8 Close Ones
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - In folklore the full Moon is associated with insanity,...
2022-Jan-08 • 14 minutes
NOIRLab - Undergraduate Students Discover The Early Universe’s Brightest Gravitationally Lensed Galaxy
Gravitational Lenses magnify the light from very distant galaxies enabling astronomers to see much farther and learn about the universe’s distant past. At the University of Chicago, a group of undergraduate students used data from the Dark Energy...
2022-Jan-07 • 57 minutes
Weekly Space Hangout - Astronaut & Artist Nicole Stott & Her First Book “Back to Earth”
Host: Fraser Cain ( )Special Guest: To ring in 2022 on Weekly Space Hangout we are pleased and excited to welcome Nicole Stott to the show. Nicole is an astronaut, aquanaut, artist, mom, and now author of her first book Back to Earth: What Life In...
2022-Jan-06 • 41 minutes
Actual Astronomy Ep. 183 - January Objects to Observe
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. The lads do battle with the -40*C cold weather and talk about the various sights the January 2022 skies have to offer. Such as the super thin crescent Venus, then...
2022-Jan-05 • 68 minutes
Awesome Astronomy - January Part 1
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: - Astronomy Christmas presents. - Listener’s email about the value of early human space endeavours....
2022-Jan-04 • 48 minutes
Ask A Spaceman - Ep. 167: Do We Live In A Giant Simulation?
What is the simulation hypothesis? Is it just pseudoscience? How do we grapple with its implications? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: Follow on Twitter: Like on Facebook: Watch...
2022-Jan-03 • 34 minutes
Astronomy Cast Ep. 625: End of the Year Review
We've reached the end of 2021 and this is the last episode of the year. Let's look back at the big space events of the last year and talk about what we're looking forward to in 2022. We've added a new way to donate to 365 Days of Astronomy to...
2022-Jan-02 • 6 minutes
Travelers in the Night Eps. 141E & 142E: Alien Invaders & 100 Years of Data
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - What would happen if we accidentally exported an organism...
2022-Jan-01 • 14 minutes
Observing With Webb - January Episode
Why get out there in the cold of January? It’s a time of transitions and wonder. We’ve got a meteor showers, plenty of lunar encounters, planets changing, and very long nights. Welcome to Observing With Webb, where a high school...
2021-Dec-31 • 65 minutes
Weekly Space Hangout - Dr. Kevin Croker Explains "Cosmological Coupling"
[Editor Rich: I’m not sure that there’s anything we can do about the audio dropout problem till Fraser can move into his new house/studio next summer. Please bear with us while we try to be flexible. Thank you!] Host: Fraser Cain ( ) Special...
2021-Dec-30 • 5 minutes
UNAWE Space Scoop - This One-Winged Cosmic Butterfly Holds A Baby Star https:
Link to the original article & photo: The nebula has its beautiful wing-like shape because its central star emits infrared and visible light that escapes the tunnel inside the cloud and scatters off its walls. There’s a bright red...
2021-Dec-29 • 27 minutes
The Daily Space - Sublimating Nitrogen Responsible for Pluto’s Icy Polygons
New models of sublimating nitrogen show that the process creates enough heat to drive the formation and texture of the polygons in Sputnik Planitia. Plus, black holes, star formation, and an interview with Dr. Jonathan McDowell, orbital police. ...
2021-Dec-28 • 56 minutes
Awesome Astronomy - Christmas Special
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. We defer our usual Xmas frivolity to go to NASA’s coverage of Elon Musk’s Penetrating Explorer Neo Insertion...
2021-Dec-27 • 27 minutes
Astronomy Cast Ep. 624: Small Rocky Bodies (including Deimos & Phobos)
We've talked about the icy objects of the Solar System, today let's talk about space rocks. There's a surprising variety of rocky material in the Solar System, and each object has a story to tell about the history and formation of the planets, moons...
2021-Dec-26 • 6 minutes
Travelers in the Night Eps. 139E & 140E: A Climate Changer & Big and Bad
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - It should be stressed that the asteroid hunting community...
2021-Dec-25 • 40 minutes
The Cosmic Savannah - Ep. 27: The Bamboo Planetarium
Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. Dan, and collaborator Sally Macfarlane (University of Cape Town), recently premiered a new full-length planetarium show focusing on South African astronomy. Together, they incorporate aspects of...
2021-Dec-24 • 64 minutes
Weekly Space Hangout - How We Can Clean Up Earth’s Space Debris with Dr. Jake Abbott
Host: Fraser Cain ( )Special Guest: This week we are excited to welcome Dr. Jake Abbott, director of the Telerobotics Laboratory at the University of Utah to the WSH. The proliferation of Space Debris has become an increasingly alarming reality. In...
2021-Dec-23 • 21 minutes
The Daily Space - New, Deep Images of Milky Way’s BH Show Stars Moving
Using the ESO’s Very Large Telescope Interferometer, scientists have obtained the deepest and sharpest images of Sagittarius A*, the black hole at the center of the Milky Way. They tracked the orbits of stars and were able to more precisely measure...
2021-Dec-22 • 12 minutes
Guide to Space - Want To Explore Mars? Send Humans To The Moons Of Mars First: Phobos And Deimos
Humans to Mars. That’s the plan right? The problem is that sending humans down to the surface of Mars is one of the most complicated and ambitious goals that we can attempt. It’s a huge step to go from low Earth orbit, then lunar landings, and...
2021-Dec-21 • 49 minutes
Ask A Spaceman - Ep. 166: What’s the Truth Behind ‘Oumuamua?
Where did ‘Oumuamua come from? What is it made of, and how did it end up here? Is it really an artifact of an alien civilization? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: Follow on...
2021-Dec-20 • 34 minutes
Astronomy Cast Ep. 623: NEOs: Concern or Nah
Are asteroids dangerous? Well, just ask the dinosaurs and they’ll tell you a sad story of fiery death. It turns out we’re in a shooting gallery of space rock and metal. And somewhere out there there’s one with our name on it. Should we be...
2021-Dec-19 • 6 minutes
Travelers in the Night Eps. 137E & 138E: Near Venus to Past Jupiter & How Big It Is
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - About a month before my Catalina Sky Survey teammate Rik...
2021-Dec-18 • 9 minutes
Deep Astronomy - Great Beginner Astronomy Telescope Kit for 2022
As part of our new format for Space Junk Podcast, we've added a segment on gear that we'll feature in most episodes. This episode features a beginner's telescope kit that we think is high quality and designed to get you off to a good start....
2021-Dec-17 • 64 minutes
Weekly Space Hangout - Flashes of Creation by Dr. Paul Halpern: George Gamow, Fred Hoyle, & the Great Big Bang Debate
[Editor Rich: I’m sorry about the many, many audio dropouts in the feed today. We’ll look into the cause and try to address the problem. Thank you for understanding!] Host: Fraser Cain ( )Special Guest: This week we welcome Dr. Paul Halpern,...
2021-Dec-16 • 57 minutes
Actual Astronomy - Ep. 179: Some Refreshing Views With Mark Radice
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. A bit of background on our guest: Mark Radice lives near Salisbury Wiltshire, a few miles from the ancient site of Stonehenge. He has been active in Astronomy since...
2021-Dec-15 • 71 minutes
Awesome Astronomy - December Part 2
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: Jen becomes the Managing Editor of the Sky Guide app and talks hazardous asteroids on BBC1’s...
2021-Dec-14 • 15 minutes
Cheap Astronomy - Dear CA #77: It’s A Weird Place, But We’re Getting To Know It!
Time & timing. What is time made of? So firstly, time is not something you can deal with in isolation. It is just one aspect of spacetime, where the other aspect is space. Is Betelguese about to blow? Firstly, we know it’s not...
2021-Dec-13 • 30 minutes
Astronomy Cast Ep. 622: Rockier Moons & Giant Asteroids
So a rock is a rock is a rock. Right? Across the solar system there are giant rocky asteroids and even “gianter” rocky moons. What is the difference between these two families of objects and where do they come from? We've added a new way to...
2021-Dec-12 • 6 minutes
Travelers in the Night Eps. 135E & 136E: High Traffic Area & Radio Eyes
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Francesco Manca of the Sormano Astronomical Observatory is...
2021-Dec-11 • 20 minutes
NOIRLab - Create Your Own Astronomical Images With FITS Liberator 4
Modern astronomical cameras capture data in a format called a FITS (Flexible Image Transport System) file. FITS files cannot be opened by many common image processing programs. FITS Liberator 4 is a program that opens FITS files and saves them in a...
2021-Dec-10 • 66 minutes
Weekly Space Hangout - Dr. Saverio Cambioni Tells Us WHY Are There So Many ROCKS on Bennu
Host: Fraser Cain ( )Special Guest: Regular Guests: Dr. Nick Castle ( ) Beth Johnson - SETI Institute ( & ) Dave Dickinson ( & ) This week's stories: - TESS finds a light weight Mars-sized world. - Catch a visible comet! - Laser...
2021-Dec-09 • 22 minutes
The Daily Space - Earth’s Orbital Changes Possibly Influenced Biologic Evolution
An analysis of over 9 million samples of coccoliths whose ages span several million years has led scientists to conclude that changes in Earth’s orbit may have influenced changes in the size and shape of the microscopic algae. Plus, Europe...
2021-Dec-08 • 6 minutes
UNAWE - These Exo-Rocks are Stranger Than Fiction
By studying white dwarf stars, and finding some of them, well, in a way polluted, astronomers have found that most rocky exoplanets are made of rocks we can’t find anywhere in our Solar System. We've added a new way to donate to 365 Days of...
2021-Dec-07 • 37 minutes
Ask A Spaceman Ep. 165: What Comes After the James Webb Space Telescope?
What missions will come after the James Webb Space Telescope launches? What new discoveries await us? How long will they take to start? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: Follow on...
2021-Dec-06 • 29 minutes
Astronomy Cast Ep. 621: Gas Giants
For the longest time the only gas giant planets that we knew about were Jupiter and Saturn. But now, in the age of extrasolar planets, astronomers have discovered thousands of gas giants across almost as many star systems. What new discoveries have...
2021-Dec-05 • 6 minutes
Travelers in the Night Eps. 133E & 134E: Near Earth and Moon & Stuff Of Life
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Rose Matheny discovered 2015 GL13 and 23 hours later it...
2021-Dec-04 • 17 minutes
Observing With Webb - December Episode
Why get out there in the cold of December? It’s a time of transitions and wonder. We’ve got a meteor shower, plenty of lunar encounters, Comet Leonard, planets visible but changing, and very long nights. Welcome to Observing...
2021-Dec-03 • 59 minutes
Weekly Space Hangout - An Outsider’s Guide to the Future of Physics with Dr. Stephon Alexander
Host: Fraser Cain ( )Special Guest: This week we are excited to welcome Dr. Stephon Alexander to the WSH to chat about his new book, Fear of a Black Universe: An Outsider’s Guide to the Future of Physics, which was published on August 31. ...
2021-Dec-02 • 38 minutes
Actual Astronomy - Ep. 175: Comet Leonard & Other Objects to Observe
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. The lads talk about December’s objects and Comet Leonard! We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and...
2021-Dec-01 • 80 minutes
Awesome Astronomy - December Part 1
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: - Sex with aliens. (Sorry…) - Jen’s reveals the secrets of TV trickery. - AweAst now has...
2021-Nov-30 • 14 minutes
Cheap Astronomy - Dear CA #76: Cosmology Conundrums
We think, therefore we are confused. What exactly is vacuum energy? To paraphrase various physicists and science communicators over the last few decades – anyone who thinks that a vacuum is nothing, just doesn’t get it. So what do you make of...
2021-Nov-29 • 27 minutes
Astronomy Cast Ep. 620: Why Getting to the Outer Worlds is So Difficult
Good News! Over the next few years we’re gonna see a flotilla of new missions headed to Jupiter and Saturn. Why aren’t we seeing more missions to the outer planets like Uranus and Neptune, even Pluto? It turns out those places are far away. Today...
2021-Nov-28 • 6 minutes
Travelers in the Night Eps. 131E & 132E: Busy Little One & One Of A Million
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Rik Hill discovered 2015 GU, a 20 foot diameter asteroid...
2021-Nov-27 • 16 minutes
Cosmic Savannah - Mini #8: Capturing the Whispers of Hydrogen
Hosted by: Tshiamiso Makwela. In this mini episode, we chat with Andrew “Andy” Firth, a Masters students at the South African Astronomical Observatory and the University of Cape Town. Andrew tries to detect the faint signals of hydrogen gas...
2021-Nov-26 • 58 minutes
Weekly Space Hangout - The Night Sky with Astrophotographer Ian Lauer
Host: Fraser Cain ( )Special Guest: This week we are thrilled to be joined by astrophotographer Ian Lauer. Ian is an astronomer and astrophotographer with a passion for public speaking and sharing the wonders of the night sky with the public. He has...
2021-Nov-25 • 43 minutes
Actual Astronomy Ep. 173: How to Observe Ceres & Other Asteroids
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. In this episode we'll talk about small solar system objects that you can see in (comparatively) tiny telescopes. You don't necessarily need a real dark sky to observe...
2021-Nov-24 • 20 minutes
The Daily Space - Atmospheric Composition of Distant Hot Jupiter Measured
Scientists have measured the composition of the hot Jupiter exoplanet WASP-77Ab using an instrument at the Gemini South observatory as the first step in creating a catalog of exoplanetary atmospheres. Plus, looking for ocean worlds and this week’s...
2021-Nov-23 • 14 minutes
Guide To Space - What’s on the Surface of Venus? A History of the Venera Program
Hosted by Fraser Cain. With so much attention on Mars, it's easy to forget there's a whole other Earth-sized planet nearby, worthy of exploration: Venus. And the Soviets worked really hard to tell us what it's like down on the surface of Venus with...
2021-Nov-22 • 37 minutes
Astronomy Cast Ep. 619: Icy Moons & Dwarf Planets
The outer Solar System is far enough from the Sun that water doesn't get blasted away into deep space. In this icy realm, there are many worlds with vast quantities of water ice. Today let's look at the icy outer moons and dwarf planets. We've...
2021-Nov-21 • 6 minutes
Travelers in the Night Eps. 129E & 130E: Sailing The Cosmos & Planetary Defense
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - The Planetary Society has initiated and funded the...
2021-Nov-20 • 11 minutes
Deep Astronomy - A Brief History of JWST
Here is an excerpt from the "JWST: Too Big to Fail" stream. The history of JWST is long and storied and I try to briefly outline some milestones. We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and...
2021-Nov-19 • 61 minutes
Weekly Space Hangout - Merger-Triggered Core-Collapse Supernovae with Dillon Dong of CalTech
Host: Fraser Cain ( )Special Guest: This week we are excited to welcome CalTech graduate student Dillon Dong to the WSH. Dillon was the lead investigator in a study that determined that a bright radio flare discovered in data collected by the Very...
2021-Nov-18 • 40 minutes
Actual Astronomy - Ep. 171: The Partial Lunar Eclipse Tomorrow
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. The lads talk about Friday morning’s “longest lunar eclipse in 600 years”. It lasts 3.5 hours! Saros 126 has a visual delight for us! We've added a new...
2021-Nov-17 • 77 minutes
Awesome Astronomy - November Part 2
Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: Jen as a space expert on BBC1’s The Breakfast Show. AweAst on YouTube is coming! Head over and...
2021-Nov-16 • 29 minutes
Ask A Spaceman Ep. 164: Where Can We Find Diamond Rain?
How do giant planets make diamond rain? Does it really, you know, rain? Where does diamond rain exist? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All episodes: Follow on Twitter: Like on Facebook: ...
2021-Nov-15 • 28 minutes
Astronomy Cast Ep. 618: Ice Giants
So we’re learning more & more about the outer planets of the solar system. Uranus & Neptune are Ice Giants, filled with water and other volatiles that we’d consider ice if it was here on Earth. What’s inside these worlds and what can we...
2021-Nov-14 • 6 minutes
Travelers in the Night Eps. 127E & 128E: Next Step to Mars & A Weird Orbit
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - NASA is proposing the next step on the path to Mars to be a...
2021-Nov-13 • 21 minutes
NOIRLab - Resolving A Discrepancy In The Hubble Constant
The Hubble Constant tells us how fast the universe is expanding. However, different methods of measuring the Hubble Constant give different results. In this podcast, NOIRLab’s John Blakeslee describes data his team has collected to help resolve this...
2021-Nov-12 • 66 minutes
Weekly Space Hangout - Studying Stellar Nurseries & Nebulae Using 3D Printed Models with Dr. John Forbes
Host: Fraser Cain ( )Special Guest: This week we are excited to welcome Dr. John Forbes to the Weekly Space Hangout. John is a theoretical and computational astrophysicist at the Flatiron Institute, a division of the Simons Foundation, in New York...
2021-Nov-11 • 6 minutes
UNAWE Space Scoop - A Stellar Ballet
Astronomers in Japan studied data that ALMA, the Atacama Large Millimeter/submillimeter Array, collected on a binary star system, XZ Tauri, for over three years, in 2015, 2016 and 2017. And with that volume of data, they’ve produced the first-ever...
2021-Nov-10 • 30 minutes
The Daily Space - Searching for Planets: New Mission Goes Rogue; Possible Extragalactic Exoplanet Found
A proposed mission called the Contemporaneous LEnsing Parallax and Autonomous TRansient Assay, or CLEoPATRA, seeks to work with the Nancy Grace Roman Telescope to find rogue planets not orbiting any star. Meanwhile, a possible planet has been...
2021-Nov-09 • 14 minutes
Dear Cheap Astronomy Ep. 075: Practicalities
Hosted by Steve Nerlich. – What do you know about satellite servicing. So, here’s a new twist on the space junk story. Remember, there’s two main populations of space junk, one in low earth orbit, which includes various rocket stages,...
2021-Nov-08 • 36 minutes
Astronomy Cast Ep. 617: Hangout-A-Thon Episode 2 - Crowdfunding Science
Funding for basic science has always been a tricky business, coming mainly from universities, government, companies or wealthy individuals. But who knows how many fascinating discoveries were never made because of a lack of funding. And we now live in...
2021-Nov-07 • 6 minutes
Travelers in the Night Eps. 125E & 126E: Bad Seeing & An Interplanetary Visitor
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - On a night of good seeing it is possible to spot faint...
2021-Nov-06 • 18 minutes
Observing With Webb - November 2021
Why get out there at night in November? It’s Lunar Eclipse Month! Well, partially… Venus, Saturn, and Jupiter are rocking the sunsets, we technically have a meteor shower, turkey day night will be awesome, and, most importantly, we can...
2021-Nov-05 • 61 minutes
Weekly Space Hangout - Juggling in Space with Dr. Adam Dipert
Host: Fraser Cain ( )Special Guest: Be prepared to be AMAZED as we welcome Dr. Adam Dipert to the WSH. In addition to being a Postdoctoral Research Scholar in Physics at North Carolina State University, Adam has wowed audiences as a professional...
2021-Nov-04 • 34 minutes
Actual Astronomy Ep. 167: November Objects To Observe
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. The lads recount the scariest, most death-defying, harrowing Halloween frights when doing astronomy. Also Comet Leonard, the Moon, Venus and Jupiter & Saturn and...
2021-Nov-03 • 75 minutes
Awesome Astronomy - November Part 1
Paul Hill, Ralph Wilkins and Dr. Jenifer Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The Discussion: A bonanza of radio interviews: - Jeni’s guide to the darkest and best places to stargaze in the UK. - A trip to...
2021-Nov-02 • 35 minutes
Ask A Spaceman - Ep. 163: Will Our Universe End in a Vacuum Decay?
What is a vacuum, and what makes a false one? What happened in the early universe to bring about our current physics? Will it happen again? If so, when? I discuss these questions and more in today’s Ask a Spaceman! Support the show: All...
2021-Nov-01 • 34 minutes
Astronomy Cast Ep. 616: Hangout-A-Thon Episode 1 - The Great Observatories
Well, you’re familiar with the Hubble Space Telescope of course, but it’s just one of NASA’s Great Observatories. After Hubble came 3 more incredible telescopes. Each greater than the last! (That’s not true… The first one was the greatest.)...
2021-Oct-31 • 6 minutes
Travelers in the Night Eps. 123E & 124E: Future Impact Possibilities & The Oceans of Ganymede
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - These three asteroids are some of the most recent objects...
2021-Oct-30 • 5 minutes
UNAWE Space Scoop - A Clash of Giants
NGC 1427A, an irregular galaxy, has been photographed by a team of astronomers using the Victor Blanco telescope at Cerro Tololo Observatory in Chile. Right now, it is moving at an incredible speed of 2.2 million kilometers, or 1.3 million miles...
2021-Oct-29 • 60 minutes
Weekly Space Hangout - Space News!
Host: Fraser Cain ( )Special Guest: This week we had a guest but he had a family emergency and had to cancel at the last minute. Regular Guests: Beth Johnson - SETI Institute ( & ) Pam Hoffman ( & & ) Veranika (Nika) Klimovich ( ...
2021-Oct-28 • 7 minutes
Q & A - Where is the Edge of the Solar System?
Written & hosted by our Program Director, Avivah Yamani. Where is the edge of our Solar System? Or better yet, let's say where is the outermost boundary of the Solar System? If it’s a town or a country, then even though we can’t really...
2021-Oct-27 • 12 minutes
Guide To Space - Dark Energy Seems To Be Changing Over Time
From February 5, 2019. Astronomers working with the NASA’s Chandra X-Ray Observatory and ESA’s XMM-Newton have developed a technique to watch quasars and track the expansion of the Universe over the last 9 billion years. What they found is...
2021-Oct-26 • 23 minutes
The Daily Space - Pluto’s Atmosphere Freezing Out
Scientists analyzed the results of a stellar occultation when Pluto passed in front of a distant star and found that Pluto’s atmosphere is freezing to the surface as the planet moves away from the Sun. Plus, an interview with Dr. Kat Volk regarding...
2021-Oct-25 • 27 minutes
Astronomy Cast Ep. 162: Edwin Hubble
From November 2, 2009. You might know the name “Hubble” because of the Hubble Space Telescope. But this phenomenal observatory was named after one of the most influential astronomers in modern history. Hubble discovered that galaxies are speeding...
2021-Oct-24 • 6 minutes
Travelers in the Night Eps. 121E & 122E: Close Approaches & Recycling Spacecraft
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. Today's 2 topics: - Richard Kowalski and Carson Fuls discovered 2015 EO &...
2021-Oct-23 • 13 minutes
The Cosmic Savannah - Mini #007: Beyond the Zone of Avoidance
Hosted by Tim Roelf. This week’s mini episode features PhD candidate Sambatriniaina Rajohnson, of the University of Cape Town’s Astronomy department. She explains part of her work trying to advance our understanding of the large scale structure of...