Twitter: @planetarysci
Site: cosmoquest.org/x/365daysofastronomy
250 episodes
2023
Average episode: 26 minutes
Open in Apple Podcasts • RSS
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.
| Episodes |
| 2023-Dec-02 • 12 minutes Last Minute Astronomer - December 2023 Some slight changes to Saturn and Jupiter in the sky, the start of a big change for Venus, and even more rocks fall from the sky this December here on the Last Minute Astronomer, bringing astronomy to normies and nerds, with little time to... |
| 2023-Dec-01 • 43 minutes EVSN - The Universe is (Still) Trying to Murder Us In today’s episode, we’re going to look at everything from how past Earth couldn’t support photosynthesis because the days were just too short, to current Earth letting us get hit by more Cosmic Rays prior to Earthquakes going off, and to... |
| 2023-Nov-30 • 29 minutes Actual Astronomy - Observer’s Calendar for December The Observer’s Calendar for December 2023! Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. Patreon Calendar Draw reminder! - Dec 4 - Mercury at greatest elongation in evening sky 21° - Dec 5 -... |
| 2023-Nov-29 • 38 minutes SETI Live - Planetary Protection, Mars and the Search for Life Recorded 13 June 2023. Hosted by Dr. Simon Steel, Deputy Director of the SETI Institute's Carl Sagan Center. Dr. Nathalie Cabrol, Director of the SETI Institute's Carl Sagan Center, joins us live from the Global Exploration Summit in Portugal. Last... |
| 2023-Nov-28 • 5 minutes Exoplanet Radio - JWST Measures Temperature of TRAPPIST-1b Publication date 2023-07-12. The James Webb Space Telescope has made its first observations of the TRAPPIST-1 system and measured the temperature of TRAPPIST-1b! We've added a new way to donate to 365 Days of Astronomy to support editing,... |
| 2023-Nov-27 • 33 minutes Astronomy Cast Ep. 699: Holiday Gift Giving Ideas for Astronomy and Space Fans Streamed live on Nov 20, 2023. Just a warning, the holidays are rapidly approaching. It’s time, once again, to think about what to buy all the space nerds on your lists. Here’s what we like. This video was made possible by the following... |
| 2023-Nov-26 • 6 minutes Travelers in the Night Eps. 217E & 218E: Close Duo & Close 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: - On consecutive nights my Catalina Sky Survey teammate... |
| 2023-Nov-25 • 48 minutes The Cosmic Savannah - Ep. 51: No Planet B Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. We are joined by the co-founder of Professor Travis Rector who joins us via Zoom from Alaska! Travis is a Professor of Astronomy at the University of Alaska and is the Chair of the... |
| 2023-Nov-24 • 43 minutes EVSN - Once and Future Life on Venus, Earth, and Mars Each week, when we set off to do this show, we start with one core idea: We want to tell you what is new in space and astronomy… and remember Earth is a planet too. When we select stories, we try to find the ones we’re excited to talk about over... |
| 2023-Nov-23 • 47 minutes Awesome Astronomy - The Astronomy Mythology of Wales Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce This month Jeni talks to Paul. No not our Paul. Paul Cornish, planetarium and science outreach extraordinaire at Bristol’s We the... |
| 2023-Nov-22 • 8 minutes Uni-Tea - Unveiling the Secrets of Gravity Podcaster names: Biruk Daniel and Fith Habtamu. In this captivating podcast episode, embark with us on a cosmic journey through the mysteries of gravity and the boundless cosmos. Join our hosts as we delve into the mind-boggling phenomena that shape... |
| 2023-Nov-21 • 44 minutes Ask A Spaceman Ep. 212 - Where Do All The Elements Come From? What processes created all the elements? Why are some elements more common than others? How does fusion happen inside and outside of a star? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored by... |
| 2023-Nov-20 • 31 minutes Astronomy Cast Ep. 698: Insights Into the Universe From Nov 5, 2023. How the time flies. It’s been over a year since JWST went operational, with other missions joining the fun. What new insights have we gained about the Universe thanks to these powerful new tools? Recorded live during the ... |
| 2023-Nov-19 • 6 minutes Travelers in the Night Eps. 215E & 216E: Planet 9 & Alien Contact 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 are searching the solar system for new planets.... |
| 2023-Nov-18 • 6 minutes Folklore - The Legend of the Rabbit on the Moon Hosted by Aviva Yamani, the Director of 365 Days of Astronomy. This is the story about the rabbit on the Moon from Vietnam as told and translated by Luong Ngoc Quynh for the Stars of Asia project in 2009 during the International Year of Astronomy.... |
| 2023-Nov-17 • 52 minutes EVSN - Earth Science is Planetary Science In this episode, we need to take one of our periodic looks at our planet's science and understand what it means to life as we know it. But we will only look at Earth for the first two segments. Then we’re going to race away to enjoy an interview by... |
| 2023-Nov-16 • 58 minutes Actual Astronomy - Chris & Shane Observe Together Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] The Actual Astronomy Podcast presents Chris and Shane Observe Together. In this episode we talk about a recent night where we finally met up... |
| 2023-Nov-15 • 30 minutes SETI Live - Searching for ET at the Heart of the Milky Way Recorded live 13 July 2023. Hosted by Dr. Franck Marchis. If an alien civilization wanted to communicate with other civilizations throughout the Milky Way, the galaxy’s core holds potential as a strategic site for a beacon. Until now, radio SETI has... |
| 2023-Nov-14 • 4 minutes Exoplanet Radio - Exoplanets Are Everywhere Did you know that the discovery of other planets in orbit around other stars is a very recent one? Only 25 years ago, we had no idea there were any planets in our galaxy besides those in our solar system. Now, not only have we discovered... |
| 2023-Nov-13 • 31 minutes Astronomy Cast Ep. 697: Mission Roll Call Part 6: The Outer Solar System and Beyond Streamed live November 4th, 2023.. Finally, we reach the end of our tour through the missions in the Solar System. Out beyond Mars, to Jupiter, the Kuiper Belt and Beyond. This video was made possible by the following Patreon members: Jordan... |
| 2023-Nov-12 • 6 minutes Travelers in the Night Eps. 213E & 214E: Greg Scores & Cosmic Campground 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: - My Catalina Sky Survey team mate Greg Leonard finds an... |
| 2023-Nov-11 • 14 minutes NOIRLab - The Siena Galaxy Atlas Astronomers have long sought to map the night skies, not only to fill in our picture of the cosmos we inhabit, but also to support further research. Comprehensive compilations of astronomical objects serve many purposes: they can help scientists spot... |
| 2023-Nov-10 • 49 minutes EVSN - A New Space Race From October 6, 2023. Space science isn’t where the money is… at least not yet. Astronomy and planetary science in the U.S. are funded by NASA, the National Science Foundation, and a variety of smaller foundations and extremely wealthy... |
| 2023-Nov-09 • 73 minutes Awesome Astronomy - November Part 1: Sheep & Brits In Space! Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. This month we talk about what might have been in the Arthur C. Clarke Awards, the latest weird discovery from JWST, the most... |
| 2023-Nov-08 • 21 minutes The Daily Space - ALMA Data Helps Confirm Mechanism Behind Gas Stripping of Galaxies From November 18, 2021. A new research project called the Virgo Environment Traced in Carbon Monoxide Survey (VERTICO) used data collected by the Atacama Large Millimeter/submillimeter Array (ALMA) to understand just what is stripping star-forming... |
| 2023-Nov-07 • 50 minutes Ask A Spaceman - Ep. 211: Will AI Take Over Astronomy? How long have astronomers been using artificial intelligence? How do computers sift through massive amounts of data? Will AI discover something new about the Universe? I discuss these questions and more in today’s Ask a Spaceman! This episode... |
| 2023-Nov-06 • 41 minutes Astronomy Cast Ep. 696: Mission Roll Call Part 5: The Science at Mars Streamed live on Oct 30, 2023. Another week, another review of space missions in the Solar System. Today we set our sights on the red planet. What are all the active missions at Mars today? This video was made possible by the following Patreon... |
| 2023-Nov-05 • 6 minutes Travelers in the Night Eps. 211E & 212E: Back Home & Aten Ahead 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: - A mysterious piece of space hardware comes back to Earth. -... |
| 2023-Nov-04 • 12 minutes Last Minute Astronomer - November Episode Similar to October, in November Saturn and Jupiter are the steady highlights above, Venus shines brilliantly before dawn, and rocks fall from the sky. I’m Rob Webb, your Last Minute Astronomer, bringing astronomy to normies and... |
| 2023-Nov-03 • 41 minutes EVSN - The History of Life As We Know It In this episode, we’re going to look at how we now work to understand the history of life - including human life - on Earth by studying the geology of our planet, and we’re going to take those lessons learned and apply them to Mars, and exoplanets... |
| 2023-Nov-02 • 31 minutes Actual Astronomy - Observer’s Calendar for November Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Jupiter’s at opposition tomorrow, some meteor showers in the Observers Calendar for November 2023 on Episode 369 of Actual Astronomy.... |
| 2023-Nov-01 • 7 minutes Uni-Tea - Ancient Wonders From May 20, 2023. Here is the place where we explore the cosmos in just a few minutes! A cup is full of cosmology! Uni-Tea is the podcast that makes sense of the cosmos, physics, and astronomy in about the time it takes you to drink a cup of tea. For... |
| 2023-Oct-31 • 62 minutes Awesome Astronomy - AstroCamp Panel Q&A Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. This month we give you a recording of our live panel show from AstroCamp, held in September. The team answer questions and comments... |
| 2023-Oct-30 • 35 minutes Astronomy Cast Ep. 695: Mission Roll Call Part 4: Lunar Exploration Streamed live on Oct 23, 2023. Our journey through missions continues, this time we focus on the Moon. There are many nations on the Moon, near the Moon, around the Moon, traveling to the Moon. It’s a lot. We’ll talk about it today. This... |
| 2023-Oct-29 • 6 minutes Travelers in the Night Eps. 721 & 722: Eric’s Night & Close 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: - Asteroid hunters are developing the equipment and skills... |
| 2023-Oct-28 • 54 minutes The Cosmic Savannah - Ep. 50: Titans of Astronomy Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. In celebration of our 50th episode, we are joined by a titan of astronomy, Dr. Bernie Fanaroff, who speaks with us about his illustrious career and his vision for the future of astronomy in... |
| 2023-Oct-27 • 43 minutes EVSN - Meteors, Meteor Showers & Their Parent Bodies In this episode, we’re going to be talking more about meteors - including the source of the Geminids meteor shower, asteroid Phaethon - as well as hot planets, hungry black holes, and how we’re working to uncover the identity of dark matter. (This... |
| 2023-Oct-26 • 47 minutes Actual Astronomy - Stars You Should Know for Autumn Astronomy Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Episode 364 of the Actual Astronomy show. Today we are joined by Dave Chapman for his 5th installment of Stars You Should Know.... |
| 2023-Oct-25 • 25 minutes The Daily Space - Early Universe Star Formation Came in Bursts Researchers looked at lensed galaxy systems, searched for nearby analogs to those distant systems, and found that in general, the systems showed signs of bingeing star formation and then quiet lulls. Plus, using tree rings to track Arctic ice changes,... |
| 2023-Oct-24 • 5 minutes Exoplanet Radio - The Promise of Kepler 22b From July 8, 2023. Hosted by Tony Darnell. Kepler-22b is one of the first exoplanets confirmed by the Kepler Space Telescope that resides in the habitable zone. We've added a new way to donate to 365 Days of Astronomy to support editing,... |
| 2023-Oct-23 • 34 minutes Astronomy Cast Ep. 694: Mission Roll Call Part 3: What's Beyond Earth Streamed live on Oct 16, 2023. Our journey through space missions continues. Now we move away from the Earth to the rest of the solar system. What’s out there orbiting, roving and flying on other worlds and in interplanetary space. Today we look... |
| 2023-Oct-22 • 6 minutes Travelers in the Night Eps. 719 & 720: What A Night & Large PHA 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: - To give you an idea of the celestial traffic in our... |
| 2023-Oct-21 • 6 minutes Guide To Space - How Big is the Great Red Spot? From Jul 21, 2016. Jupiter’s iconic Great Red Spot is a huge cyclonic storm big enough to swallow the Earth. But it’s been getting smaller over time, while other storms have been growing. What does the future hold for this Jupiterricane?... |
| 2023-Oct-20 • 54 minutes EVSN - SETI and the Very Large Array From Sept 11, 2023. While we could spend an entire episode on Earth, there is just too much going on in the universe to linger anywhere too long. From our world, we journey out to look at the super massive black hole in the core of M87, and then Beth... |
| 2023-Oct-19 • 21 minutes The Daily Space - Another Possible Exomoon Discovered From January 14, 2022. Researchers have potentially found a Neptune-sized exomoon orbiting a Jupiter-sized planet in a system with a Sun-like star, making it the second such potential exomoon discovered to date. Plus, rocket launches, This Week in... |
| 2023-Oct-18 • 8 minutes Awesome Astronomy - Venus is Going Backwards From Mar 18, 2022. All the planets in the solar system rotate counter clockwise - except Venus. A day on Venus lasts longer than it’s year! This makes Venus a bit of a space oddity, so this video looks at what’s going on and a few theories... |
| 2023-Oct-17 • 39 minutes Ask A Spaceman Ep. 210: How Does Space Affect the Climate? What triggers ice ages and other climate events? How are sunspot cycles and orbital motions related to climate patterns? What does Jupiter have to do with all this? I discuss these questions and more in today’s Ask a Spaceman! This... |
| 2023-Oct-16 • 30 minutes Astronomy Cast Episode 693: Mission Roll Call, Part 2: Looking Outward from Earth Streamed live on Oct 9, 2023. Last week, we brought you up to speed on the spacecraft which are helping to study Earth from above. Many of our missions are in Earth orbit but looking outward to study the Universe. Today, we’ll talk about the... |
| 2023-Oct-15 • 6 minutes Travelers in the Night Eps. 717 & 718: Fuls III & Vulcan 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: - Recently my Catalina Sky Survey teammate Carson Fuls... |
| 2023-Oct-14 • 9 minutes NOIRLab - The Cosmic Finch In 2018 astronomers witnessed an intense explosion far more powerful than the average supernova. 10 to 100 times brighter! This event was the first of a new class of objects called Luminous Fast Blue Optical Transients (LFBOTs). In this podcast, Dr.... |
| 2023-Oct-13 • 50 minutes EVSN - In Venus VERITAS For decades now, our planetary science news cycles have been dominated by Mars. Mars is relatively close, and we have a lot of experience landing there and science goals to pursue. But it has left our other closest neighbor, Venus, off the mission... |
| 2023-Oct-12 • 7 minutes The Daily Space - Science is Part of Society We can't ignore the world we live in, and today we have a special message that reflects on the news around us. We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs. Just visit: and... |
| 2023-Oct-11 • 14 minutes Cheap Astronomy Ep. 98: Housekeeping Keeping your house in order. – 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... |
| 2023-Oct-10 • 4 minutes Exoplanet Radio - Rogue Planets: Not All Exoplanets Orbit Stars From Jul 22, 2023. One of the most exciting recent discoveries in astronomy has been the existence of planets around other stars. Called exoplanets, they vary wildly in their characteristics, appearance and behavior. Most of the... |
| 2023-Oct-09 • 29 minutes Astronomy Cast Ep. 692: Mission Roll Call Part 1: Earth Orbit Streamed live on Sep 27, 2023. It’s time for another series! This time we’re gonna look at the missions that’re currently in place across the solar system. Today we’ll start with the key missions here on Earth, studying the planet from above... |
| 2023-Oct-08 • 6 minutes Travelers in the Night Eps. 715 & 716: Carson’s Night & Pair of PHAs 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: - A small space rock is spotted 4 days before it came very... |
| 2023-Oct-07 • 13 minutes Observing With Webb - Last Minute Astronomer: October Episode My name is Rob and I’m your Last Minute Astronomer, bringing astronomy to normies, with little time to spare. Let’s start with the naked eye planets we can all see, get the Moon phase dates, and then highlight the events for the month. So break... |
| 2023-Oct-06 • 53 minutes EVSN - Paredolia, Pattern Matching & AI Art Humans are the ultimate pattern matchers - at least for now. I have to admit I’m looking forward to the day I can give some new AI a set of images and ask it to tell me what animals it can find among the nebulae. The software isn’t there... |
| 2023-Oct-05 • 50 minutes Actual Astronomy - Observer’s Calendar For October Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] October 2nd - Moon and Pleiades, the brightest star cluster in the Messier Catalogue meet up with the Moon just below and west of the... |
| 2023-Oct-04 • 80 minutes Awesome Astronomy - October Part 1: More Aurora on the Same Welsh Mountain Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. This month: - Paul and Dr. Jen talk about the recent Astrocamp where yet more Aurora was seen. Later there is… - A guide to seeing... |
| 2023-Oct-03 • 38 minutes Ask A Spaceman Ep. 209: What Secrets Are Hiding In Triton? What’s so cool about Triton? How did it end up in orbit around Neptune, and what can we learn from it? Could we send a mission there one day? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored by... |
| 2023-Oct-02 • 30 minutes Astronomy Cast Ep. 691: Jupiter’s Changing Red Spot Jupiter’s Great Red Spot is one of its most iconic features. First seen hundreds of years ago. Although it’s certainly long lasting, it’s been changing in size over the last few decades. Shrinking, changing in color. Is it fading away? And what... |
| 2023-Oct-01 • 6 minutes Travelers in the Night Eps. 713 & 714: Oppy & Why Look? 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 NASA Mars Opportunity Rover, nicked named Oppy by those... |
| 2023-Sep-30 • 5 minutes UNAWE Space Scoop - Cosmic Monsters’ Growth Secret The story of how black holes, especially young ones, grow so fast and become massive, even supermassive, has been puzzling astronomers for a long time. Well, enter VERA! – the state-of-the-art Japanese network of radio telescopes... |
| 2023-Sep-29 • 45 minutes EVSN - The Search for Life on Other Worlds From July 26, 2023. Right now, humans are tantalizingly close to being able to search for life on other worlds where it is reasonable to think life could exist. We can’t do it yet - at least not in a way that would be safe for any potential life,... |
| 2023-Sep-28 • 39 minutes Actual Astronomy - An Observing Guide to Jupiter & Saturn Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Episode # 357. An observing Guide to Saturn: * Currently Located in Aquarius * Just past Opposition Aug 27th, so perfectly placed in evening... |
| 2023-Sep-27 • 47 minutes Awesome Astronomy - JWST looks at the Ring - Interview with Dr. Robert Wessen Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. This months interview looks at that stunning imagery that JWST took of the Ring Nebula - that familiar Messier planterary nebula in... |
| 2023-Sep-26 • 23 minutes The Daily Space - Newly Discovered Bright Transient Radio Source is a Mystery From Jan 27, 2022. Scientists using the Murchison Widefield Array in Australia recently discovered an extremely bright source of radio waves, releasing bursts of energy three times an hour. That timing makes the object behave unlike anything else seen... |
| 2023-Sep-25 • 30 minutes Astronomy Cast Ep. 690: Climate on Mars - From Ice Caps to Dust Storms Streamed live on Sep 18, 2023. We’ve looked at Earth’s changing climate, now let’s see what it’s like for another world: Mars. Much looks familiar, but some of it is totally alien, from ice caps of frozen carbon dioxide to planetary dust... |
| 2023-Sep-24 • 6 minutes Travelers in the Night Eps. 711 & 712: First One & Tiny Travelers 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: - Asteroid hunters were able to discover a small Earth... |
| 2023-Sep-23 • 53 minutes The Cosmic Savannah Ep. 49: SALT - Spectroscopy Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. The IAU celebrates Women and Girls in Astronomy Month throughout February, from February 11th, 2022 in tandem with the United Nations’ International Day of Women and Girls in Science, to... |
| 2023-Sep-22 • 45 minutes EVSN - Will Asteroid 2023 DW Collide with Earth in 2046? (All signs point to no.) From July 5, 2023. A new asteroid has been discovered with an orbit that crosses our own planet’s orbit. In general, this object and Earth are very good and not trying to occupy the same space at the same time, and we’ve managed to coexist for a... |
| 2023-Sep-21 • 10 minutes Awesome Astronomy - The Antikythera Mechanism Ralph Wilkins hosts. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Feb 25, 2022. This is the machine made over a thousand years ahead of its time! Made in ancient Greece more than 2,000 years ago and lost in the Aegean... |
| 2023-Sep-20 • 18 minutes The Daily Space - Rising Oxygen Levels of Past Earth May Help in Search for Life Scientists analyzed iron-rich sedimentary rocks and estimated the amount of oxygen present in the atmosphere when those rocks formed, finding low levels of oxygen and giving insight into a potential biosignature for life beyond Earth. Plus,... |
| 2023-Sep-19 • 38 minutes Ask A Spaceman Ep. 208: Where Are All The White Holes? How are white holes different from black holes? What would happen if you were stuck inside of one? Why don’t they appear in the Universe? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored by BetterHelp.... |
| 2023-Sep-18 • 37 minutes Astronomy Cast Ep. 689 - Our Warming World: 20 Years of Climate Science Streamed live on Sep 11, 2023. It’s official! June and July were the warmest we’ve seen since records began over a century ago. Fires are rampant across Canada, and we’re seeing record droughts around the world. Today we’re going to look at 20... |
| 2023-Sep-17 • 6 minutes Travelers in the Night Eps. 709 & 710: Catching Asteroids & Boomer 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: - Asteroid mining Is possible. It might be possible to catch... |
| 2023-Sep-16 • 6 minutes Deep Astronomy - Exoplanet Radio Ep. 1: What is an Exoplanet? From Jul 21, 2023. Welcome to the first episode of Exoplanet Radio! I produced a video especially for this episode. Not all episodes will have a full-fledged video associated with it. I'll make those periodically as time warrants. All... |
| 2023-Sep-15 • 52 minutes EVSN - Is 2023 The Year Of Io? From Jun 22, 2023. In general, the kind of year we’ll experience gets its label at the end of the year. 2005 was the year of the never-ending hurricane season. 2017 was the year we experienced an eclipse and lost Cassini. 2020 was the year satellite... |
| 2023-Sep-14 • 4 minutes Guide To Space - How To See Your House From Space From Jun 6, 2013. Have you ever wondered how you can see your house from space... for free? What are the satellites taking those pictures of Earth anyway? Are these pictures live? Can you walk outside, look up and see yourself on camera... from space?... |
| 2023-Sep-13 • 24 minutes The Daily Space - Milky Way’s Stellar Streams Highlight Dark Matter From Jan 18, 2022. Recent observations of twelve different stellar streams around the Milky Way have revealed the effects of dark matter, similar to how lights on a Christmas Tree reveal the shape of the tree in dark. Plus, globular clusters,... |
| 2023-Sep-12 • 11 minutes Awesome Astronomy - Our Caveman Ancestors Were Just As Smart As Us! From Feb 18, 2022. We think we're really smart now we have computers, cryptocurrencies, vide games and spaceships. But we're no smarter than our cave-dwelling ancestors. They were just as intelligent! This video looks at the scientific and... |
| 2023-Sep-11 • 33 minutes Astronomy Cast Questions Show: Matter Balance, Jumping Light Speed and Black Hole Star Formation From June 25, 2009. Why was there a difference between the amount of matter and antimatter at the beginning of the Universe? Mathematics lets us travel faster than light speed, so why can’t we? And are there stars forming around black holes? ... |
| 2023-Sep-10 • 6 minutes Travelers in the Night Eps. 707 & 708: Ringed Dynamo & Guard Down 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: - Even though humans have been aware of the planet Saturn... |
| 2023-Sep-09 • 17 minutes NOIRLab - The First Magnetar Progenitor Neutron stars, the compact remains of a massive star following a supernova explosion, are the densest matter in the Universe. Some neutron stars, known as magnetars, also claim the record for the strongest magnetic fields of any object. How magnetars,... |
| 2023-Sep-08 • 48 minutes EVSN - Bring On The JWST Science Results From June 9, 2023. OK so this is actually episode six, but our producer Ally numbered the episodes weird and we got mixed up. This week, thanks to the support of so many, we’re going to be looking at earthquakes, early results from JWST, spherical... |
| 2023-Sep-07 • 91 minutes Awesome Astronomy Ep. #134 - Colliding with the Moon on a Summer's Day Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. This month we are joined by special guest Neill Sanders from Go Stargazing who is making a special announcement about astronomy... |
| 2023-Sep-06 • 21 minutes The Daily Space - Origin of Earth’s Water: A New Hypothesis Has Entered the Chat From January 26, 2022. For decades, scientists have been trying to work out just how the Earth got all its water, and the prevailing theory was that comets and asteroids brought it, and we have evidence for that mechanic; however, a new hypothesis has... |
| 2023-Sep-05 • 40 minutes Ask A Spaceman Ep. 207: How Far Do We Travel In Our Lives? Paths in the Universe. What is the combined motion of everything in the Universe? How does all of that influence us? Are we just going around in circles, or is there something more? I discuss these questions and more in today’s Ask a Spaceman!... |
| 2023-Sep-04 • 32 minutes Astronomy Cast - Questions: An Unlocked Moon, Energy Into Black Holes, & the Space Station's Orbit From May 21, 2009. - What would happen if the Moon was rotating fast enough that it was not tidally locked to the Earth? - When light and matter go into a black hole, where do they go? - Why does the space station’s orbit seem to oscillate between... |
| 2023-Sep-03 • 6 minutes Travelers in the Night Eps. 705 & 706: One Half Inch & Wonders to Behold 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: - Fuzzy, spread out, asteroid images due to atmospheric and... |
| 2023-Sep-02 • 4 minutes Guide To Space - How To See The International Space Station (ISS) From May 23, 2013. Did you know that the International Space Station (ISS) is one of the brightest objects in the night sky? You just need to know where, and when to look. Universe Today publisher Fraser Cain fills you in on the tools you can use to... |
| 2023-Sep-01 • 56 minutes EVSN - Is This How We Get Cylons? From February 18, 2023. In this show, we’ll go through more than 20 studies and observations ranging from planetary climates to galaxy mergers, and we’ll take a closer look at how Artificial Intelligence is being asked to play a role in every area... |
| 2023-Aug-31 • 34 minutes Actual Astronomy - September Observer’s Calendar Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Sept 1 - Neptune 1.4° N of the Moon Sept 4 - Jupiter 3° S of the Moon Sept 5 - Uranus 3° S of the Moon Sept. 6 - Last quarter Moon Sept... |
| 2023-Aug-30 • 24 minutes The Daily Space - The Curious Case of the Brown Dwarfs at 14 Herculis From January 25, 2022. A dynamical analysis of the 14 Herculis system has revealed the existence of two brown dwarf planets orbiting in completely misaligned, eccentric orbits. The study also uncovered the possibility of a third brown dwarf that was... |
| 2023-Aug-29 • 9 minutes Awesome Astronomy - A Voyage to the Extreme Planets We've Discovered Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Feb 4, 2022. Join us on a voyage to the extreme planets we've discovered. With over 5,000 planets... |
| 2023-Aug-28 • 35 minutes Astronomy Cast Questions Show - Stellar Roche Limits, Seeing Black Holes & Water on Mars From January 1, 2009. This week we find out when stars get torn apart from gravity, how we can see supermassive black holes, how liquid water could have existed on Mars in the past, and much more. - Is there a “stellar” Roche Limit for... |
| 2023-Aug-27 • 6 minutes Travelers in the Night Eps. 703 & 704: Martian Water & Mini Moons 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: - Exciting new research indicates that there could be a lake... |
| 2023-Aug-26 • 42 minutes The Cosmic Savannah - Ep. 48: ATLAS, Holding Up the Heavens! Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. 𝗘𝗽𝗶𝘀𝗼𝗱𝗲 𝟰𝟴: 𝗔𝗧𝗟𝗔𝗦 - 𝗛𝗼𝗹𝗱𝗶𝗻𝗴 𝘂𝗽 𝘁𝗵𝗲 𝗛𝗲𝗮𝘃𝗲𝗻𝘀! We’re joined by SAAO Astronomer Dr. Nicolas... |
| 2023-Aug-25 • 52 minutes EVSN - Cosmology: From Particles to Galaxy Clusters From May 24, 2023. We live at a time when technological advances are allowing us to explore ideas faster than ever before. So today, we bring you lab results on ice that affect how we see the outer solar system, and observations of galaxies that... |
| 2023-Aug-24 • 6 minutes UNAWE Space Scoop - A Rare Cosmic Magic Jug I present to you the “Cosmic Jug"! Astronomers recently captured this rare structure using NSF NOIRLab’s Gemini South telescope. The image is that of a reflection nebula, nicknamed the Toby Jug Nebula, resembling the shape of an old style English... |
| 2023-Aug-23 • 21 minutes The Daily Space - Indigenous North American Stories Point to Comet Explosion From February 2, 2022. By collecting and analyzing stories from a variety of indigenous cultures in North America, researchers find evidence for a mid-air explosion of a comet or asteroid, similar to the Tunguska event. Plus, a new Trojan for Earth,... |
| 2023-Aug-22 • 15 minutes Cheap Astronomy - Dear CA #97: Only So Much You can’t have everything. – How big is the Universe? Needless to say we just don’t know, beyond saying it’s at least as big as the observable Universe and very likely bigger. The real answer to the question may just be unknowable, since we... |
| 2023-Aug-21 • 39 minutes Astronomy Cast Questions Show: The Source of Atmospheres, the Vanishing Moon, and a Glow After Sunset From May 7, 2009. How do planets get their atmospheres? What would happen to the Earth if the Moon just disappeared? And what’s that strange glow we see after sunset? - What would happen if the Moon disappeared — would that change Earth’s... |
| 2023-Aug-20 • 6 minutes Travelers in the Night Eps. 701 & 702: Touching the Sun & 20 Years 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: - Imagine a spacecraft traveling at a speed that would take... |
| 2023-Aug-19 • 7 minutes Deep Astronomy - Can We See the Pillars of Creation With Amateur Astronomy Telescopes? From Jun 5, 2019. Here is the Eagle nebula taken using off-the-shelf equipment available to the amateur astronomer. This image was taken using a 17 inch reflector telescope with an SBIG 16803 CCD camera mounted on the back. Taken over the... |
| 2023-Aug-18 • 58 minutes EVSN - Mass Extinction, Volcanoes, and Rings Around an Asteroid From May 17, 2023. In this episode, we discuss one mass extinction, three stories with volcanoes, star formation, galaxy dissolution, and space mission synchronized observing. We also take a closer look at dark energy and dark matter and how giant... |
| 2023-Aug-17 • 68 minutes Actual Astronomy - Stars You Should Know For Summer Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Dave Chapman’s Star You Should Know for Summer on Episode 348 of the Actual Astronomy podcast. Welcome back to the show Dave!... |
| 2023-Aug-16 • 55 minutes Awesome Astronomy - “A Tale of Two Telescopes” With Dr. Stephen Wilkins Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. For this podcast extra, we return to NAM 2023, this year held at Cardiff University. We’re delighted to bring you the... |
| 2023-Aug-15 • 31 minutes Ask A Spaceman Ep. 206: What are the Weirdest Names in Astronomy? What are some wild stories behind names in astronomy and physics? How did we get the jargon words that we did? What are some of the funniest names? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored by... |
| 2023-Aug-14 • 42 minutes Astronomy Cast Questions Show: Dangerous Solar Flares, Higgs Boson Insights, and Light Speed Flashlights From April 30, 2009. Can our Sun generate a solar flare that would wipe out life on Earth? Has the Large Hadron Collider answered any questions about the Higgs boson? And what would happen if you shined your flashlight out the front window of a... |
| 2023-Aug-13 • 6 minutes Travelers in the Night Eps. 699 & 700: Last One & Martian Storms 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. From July 1 & 8, 2022. Today's 2 topics: - A huge Earth approaching... |
| 2023-Aug-12 • 19 minutes NOIRLab - Backyard Worlds: Cool Neighbors Brown dwarfs are small and dim stars that glow feebly in the infrared and are very difficult to detect. A recently launched citizen science project, Backyard Worlds Cool Neighbors, enlists the public to help identify brown dwarfs from data taken by... |
| 2023-Aug-11 • 51 minutes EVSN - Space Science Potpourri & A More Hopeful Look at Climate Change From May 12, 2023. This episode has a little bit of everything as we bring you results from astronomers, geoscientists, climate scientists, imaging scientists, glaciologists, meteorologists, planetary scientists, engineers, and even bioarchaeologists.... |
| 2023-Aug-10 • 59 minutes Cosmic Perspective - Astronaut Eileen Collins & Author Johnathan Ward Recorded July 23, 2023. Intro Music: Revised Version of "A Piece of Space History", by Andy Poniros. Closing Music: " 2001 Funk", composed by Larry Benigno. DESCRIPTION: Recorded at the 2023 Northeast Astro Forum, the first woman to... |
| 2023-Aug-09 • 50 minutes Awesome Astronomy - “How to Grow a Supermassive Black Hole” with Dr. Becky Smethurst Dr. Jenifer “Dr. Dust” Millard solo hosts! Damien Phillips, John Wildridge and Dustin Ruoff produce. Once a year, astronomers descend upon an unsuspecting UK city in the greatest gathering of astronomically curious minds: the National... |
| 2023-Aug-08 • 14 minutes Cheap Astronomy - Dear CA # 096: Touring the Solar System Next steps… - What’s all the fuss about Venus? In June 2021, NASA announced two new Venus missions, Veritas (Venus Emissivity, Radio Science, InSAR, Topography, and Spectroscopy) which is expected to happen in 2028 and DAVINCI+ (Deep Atmosphere... |
| 2023-Aug-07 • 32 minutes Astronomy Cast: Student Questions Show: Leelanau School From July 27, 2008. This is our forth installment in our series of student questions shows and these questions come to us from Leelanau High School. Thanks to GLAST, Astronomy Cast is now able to provide equipment to send to high school teachers who... |
| 2023-Aug-06 • 6 minutes Travelers in the Night Eps. 697 & 698: Double Trouble & Aliens? 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. From June 17 & 24, 2022. Today's 2 topics: - Asteroid hunters have... |
| 2023-Aug-05 • 6 minutes Guide To Space - Where Did the Big Bang Happen? From February 12, 2015. Imagine the Big Bang, and you're imagining an explosion. There must be come place we could travel in the Universe and see the wreckage left over from the Big Bang. So, where is it? Support us at: More stories at: ... |
| 2023-Aug-04 • 48 minutes Escape Velocity Space News - New Science From AAS Rearranges Our Understanding of the Universe From May 9, 2023. Hello and welcome! This show - Escape Velocity Space News - is new, and we’re so glad that you’re here with us, right from the beginning. Dr. Pamela Gay, along with a great production team, is here to put science in your brain.... |
| 2023-Aug-03 • 40 minutes Actual Astronomy - What to Observe in August Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] August 1st - Full Moon 2nd - Saturn 2-degrees above the Moon in VERY EARLY ie 1 am morning Sky 8th - Last quarter Moon ... |
| 2023-Aug-02 • 83 minutes Awesome Astronomy - August Part 1 Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. This month we have a packed show, with stories about: - The European space agency launching a new space telescope to... |
| 2023-Aug-01 • 37 minutes Ask A Spaceman Ep. 205: What's the Difference Between Science and Pseudoscience? What’s the difference between science and pseudoscience? What is a scientific mindset? How are we able to spot pseudoscience when it’s happening? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored by... |
| 2023-Jul-31 • 30 minutes Astronomy Cast - Student Questions: Collinsville High School From June 25, 2008. This is our third installment in our series of student questions shows and these questions come to us from Collinsville High School. - Hi. We’re the Puffins from Collinsville High School, and we wanted to know can a gamma ray... |
| 2023-Jul-30 • 6 minutes Travelers in the Night Eps. 695 & 696: A Large Visitor & Botswana Fragment From June 3 & 10, 2022. 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: - Statistically, asteroid hunters... |
| 2023-Jul-29 • 5 minutes UNAWE Space Scoop - When Exactly Do We Celebrate Planet Birthdays? Just how young can a proto-planetary disk be and be forming planets? Proto-planetary discs only exist for a few million years, which means that all planet formation in the system must take place within this, uh, narrow time frame. But... |
| 2023-Jul-28 • 4 minutes Guide To Space - How Old is the Earth? From May 30, 2013. Have you ever wondered how old the Earth is? Universe Today publisher Fraser Cain explains how early scientists tried to get an answer for this puzzling problem, and how modern science has finally given us an answer - by looking at... |
| 2023-Jul-27 • 24 minutes The Daily Space - Climate Change: Tsunami, Arctic Sea Ice & Rising Temperatures In the latest climate change news, ancient underwater landslides could help us understand tsunami risks in the Middle East, NASA now has a ‘Vanilla’ ice drone to study the Arctic, and lake temperatures are rising. Plus, we bring you joy with this... |
| 2023-Jul-26 • 7 minutes Awesome Astronomy - How Far Have We Gone In Space? Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Dec 31, 2021. A look back at the greatest distance any human has ever been from Earth! In this episode we... |
| 2023-Jul-25 • 15 minutes Cheap Astronomy - Dear CA Ep. 95: Our Noisy Universe Noise without sound! – What’s the latest on magnetars? Magnetars are a type of neutron star, that has a very powerful magnetic field. That magnetic field slowly decays as the magnetar releases flashes of gamma or xrays so magnetars only last... |
| 2023-Jul-24 • 35 minutes Astronomy Cast - Student Questions: Curtis High School From Feb 15, 2008. This is our second installment in our series of student questions shows and these questions come to us from Curtis High School. Thanks to , Astronomy Cast is now able to provide equipment to send to high school teachers who want to... |
| 2023-Jul-23 • 6 minutes Travelers in the Night Eps. 693 & 694: Comet Leonard III & Comet Catalina 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: - My Catalina Sky Survey teammate Greg Leonard knew he had... |
| 2023-Jul-22 • 45 minutes The Cosmic Savannah Ep. 46: A Crash of Clusters Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. In this episode, we are joined by Dr. Kenda Knowles. Kenda has just released a beautiful new dataset called the MeerKAT Galaxy Cluster Legacy Survey (MGCLS). The survey contains images of the... |
| 2023-Jul-21 • 4 minutes Guide To Space - How Many Stars In The Universe? From Jun 3, 2013. In this short explainer video, Universe Today publisher Fraser Cain explains just how many stars there are. How many can you see with your eyes, with binoculars or a small telescope? How many stars in the Milky Way? How many in... |
| 2023-Jul-20 • 55 minutes Actual Astronomy - Solar Observing Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Solar Observing on Episode 334 of the Actual Astronomy podcast. We are getting a flurry of Solar observations and such. Would you have some... |
| 2023-Jul-19 • 23 minutes The Daily Space - Lasers, Life & Looking at Cosmonaut Brains From February 18, 2022. Editor’s note: This audio was supposed to publish on July 12th, but now is presented for your enjoyment. Our apologies. Do you want lasers? I want lasers! And today’s show features lots of lasers. We also have more... |
| 2023-Jul-18 • 33 minutes Ask A Spaceman Ep. 204: How Did Annie Jump Cannon Bring Order to the Universe? How was massive astronomy done in the 1800’s? Who were the Harvard Computers? How did Annie Jump Cannon figure out how to classify stars? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored by BetterHelp.... |
| 2023-Jul-17 • 43 minutes Astronomy Cast - Student Questions: Farmersburg School From January 6, 2008. Thanks to GLAST, Astronomy Cast is now able to provide equipment to send to high school teachers who want to Pamela and Fraser to do a special questions show just for their class. We will be making this shows available on the... |
| 2023-Jul-16 • 6 minutes Travelers in the Night Eps. 691 & 692: Earth-Venus Shuttle & Lonely Fragment 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: - A 100 foot diameter asteroid is spotted on one of its... |
| 2023-Jul-15 • 6 minutes UNAWE Space Scoop - Stranger Things in a Stranger World Hosted by Avivah Yamani. On a clear night sky, head out to the backyard with star charts or night sky apps and look up. Can you spot the constellation Pisces? Did you know there is a strange world in the direction of this constellation? Astronomers... |
| 2023-Jul-14 • 9 minutes Deep Astronomy - Mystery of Ultra Diffuse Galaxy with NO Dark Matter Solved From Jun 7, 2019. In this episode, remember that ultra diffuse galaxy I told you about in SFNs 226 and 232? You know, the one with NO dark matter? Well turns out there is dark matter there after all. This was always a controversial... |
| 2023-Jul-13 • 6 minutes Guide To Space - How Can Black Holes Shine? From Apr 6, 2015. We hear that black holes absorb all the light that falls into them. And yet, we hear of black holes shining so brightly we can see them halfway across the Universe. What's going on? Which is it? Support us at: More stories at: ... |
| 2023-Jul-12 • 18 minutes The Daily Space - Science is the Same, Every Where, Every When Fron Feb 17, 2022. 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... |
| 2023-Jul-11 • 64 minutes Awesome Astronomy - July Part 1: Red-Eyed Mountain Goats on a Chilean Mountain Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. Content Summary - It's a summer vacation special with Jeni in the mountains of South America astronomising at altitude and... |
| 2023-Jul-10 • 33 minutes Astronomy Cast Ep. 688: What’s Next? Looking Ahead to Season 17 Streamed live on Jun 26, 2023. Once again, we’ve reached the end of a season here on Astronomy Cast, and it’s time for the summer hiatus. But the Universe never takes a break. What can we expect to happen over the summer while we’re catching up... |
| 2023-Jul-09 • 6 minutes Travelers in the Night Eps. 689 & 690: Botswana Bound & Peek a Boo Asteroid 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: - A small space rock with a diameter less than the height of... |
| 2023-Jul-08 • 12 minutes NOIRLab - A New way To Annihilate A Star Stars end their lives in a variety of ways. Low mass stars puff off their outer layers and settle down to become white dwarfs while massive stars end their lives in spectacular supernova explosions. A long hypothesized way for stars to end their lives... |
| 2023-Jul-07 • 5 minutes Guide To Space - Why Can’t We See The Big Bang? From Oct 23, 2014. Since telescopes let us look back in time, shouldn't we be able to see all the way back to the very beginning of time itself? To the moment of the Big Bang? More stories at: Follow us on Twitter: @universetoday Follow us on... |
| 2023-Jul-06 • 14 minutes Dear Cheap Astronomy Ep. 94: Things Can Only Get Bigger We enlarge upon enlargement. – Why did the Universe inflate? To coin a phrase, in the beginning there was inflation. Within a tiny fraction of the first second, the volume of the universe expanded exponentially, apparently by a factor of 10 to the... |
| 2023-Jul-05 • 25 minutes The Daily Space - Several Kepler Planets Turn Out to be Small Stars Using updated stellar measurements based on new data from the Gaia mission, three (and possibly four) Kepler exoplanets are actually small stars, but it’s unlikely new calculations will reveal many more such issues. Plus, Ingenuity, astronauts,... |
| 2023-Jul-04 • 27 minutes Ask A Spaceman Ep. 203: Is the Universe a Giant Black Hole? Why didn’t the big bang collapse in a singularity? What would a universe-sized black hole be like? Now that I think about it, do we live inside a giant black hole already? I discuss these questions and more in today’s Ask a Spaceman! This... |
| 2023-Jul-03 • 31 minutes Astronomy Cast Ep. 687: Prepping for the Moon Streamed live on Jun 19, 2023. We’re going back to the Moon. In the next few years humans will set foot on the Moon again, ideally this time to stay. But this will be different than the Apollo era, going to the scientifically fascinating, and... |
| 2023-Jul-02 • 6 minutes Travelers in the Night Eps. 687 & 688: Returnee & Martian Asteroid Hunters 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: - After being lost for ten years, the asteroid 2010 WC9 was... |
| 2023-Jul-01 • 4 minutes Guide To Space - How Old is the Earth? From May 30, 2013. Have you ever wondered how old the Earth is? Universe Today publisher Fraser Cain explains how early scientists tried to get an answer for this puzzling problem, and how modern science has finally given us an answer - by looking at... |
| 2023-Jun-30 • 22 minutes Awesome Astronomy - Interview: Dr. Kathy Thornton Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. #132 - June 2023 Awesome Astronomy! We chat with Dr. Kathy Thornton, nuclear physicist turned NASA astronaut who went... |
| 2023-Jun-29 • 36 minutes Actual Astronomy - Objects to Observe in July Ep. 342 is hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Shane’s Observatory Construction has begun! The first step was for the builder to dig a hole for me to put all my money... |
| 2023-Jun-28 • 47 minutes Cosmic Perspective - Vance Brand Hosted by Andy Poniros. 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... |
| 2023-Jun-27 • 24 minutes The Daily Space - Earthquakes Can Affect Plate Tectonics in a Feedback Loop From March 15, 2022. Researchers studying GPS data collected from the 1999 İzmit earthquake in Turkey found that the quake changed the movement of the plate, and this effect may be possible for other tectonic plates. Plus, more pretty images,... |
| 2023-Jun-26 • 29 minutes Astronomy Cast Ep. 226: Weather Streamed live on March 28, 2011. How’s the weather? Maybe a better question is… why’s the weather? What is it about planets and their atmospheres that create weather systems. What have planetary scientists learned about our Earth’s weather,... |
| 2023-Jun-25 • 6 minutes Travelers in the Night Eps. 685 & 686: Exiled Asteroid & Big Atira 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: - An asteroid is exiled to the outer regions of the solar... |
| 2023-Jun-24 • 44 minutes The Cosmic Savannah Ep. 47: SALT and Near-Earth Asteroids From 2022. 2019? Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. With Dr. Moses Mogotsi and Dr. Nicolas Erasmus This is a re-run of the very first episode of The Cosmic Savannah! We’re re-running it in preparation for our next episode where... |
| 2023-Jun-23 • 5 minutes Guide to Space - What is the Biggest Star in the Universe? From May 13, 2013. In this short explainer video, Universe Today's publisher Fraser Cain researches what is the biggest star in the Universe, as well as the most massive star, and explores the limits that stars can reach. Based on this article... |
| 2023-Jun-22 • 22 minutes The Daily Space - Rubble Pile Asteroids May Be Extinct Comets From March 23, 2022. After detecting high levels of organic matter using remote sensors at the asteroid Ryugu, numerical models show that it’s possible that rubble pile asteroids are actually extinct comets. Plus, the Cosmic Optical Background,... |
| 2023-Jun-21 • 9 minutes Awesome Astronomy - Why the Universe Exists Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Nov 29, 2021. The biggest question of them all... We give a quick 10 second answer and a longer, more in depth,... |
| 2023-Jun-20 • 32 minutes Ask A Spaceman Ep. 202: Could the Earth Leave the Solar System? Could we nudge the orbit of the Earth to avoid the death of the Sun? Could it get kicked out of the solar system altogether? What are rogue exoplanets? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored by... |
| 2023-Jun-19 • 28 minutes Astronomy Cast Ep. 686: Ice In The Shadows Streamed live on Jun 12, 2023. The permanently shadowed craters on the Moon are the focus of so much research. That’s because they seem to contain vast reserves of water ice. Water we could use for oxygen, propellant and so much more, but also, to... |
| 2023-Jun-18 • 6 minutes Travelers in the Night Eps. 683 & 684: Tess & Our View 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: - To find planets close to home NASA has launched TESS the... |
| 2023-Jun-17 • 49 minutes Deep Astronomy - Space Junk #118: New iOptron Mounts, The Problem Of LED Streetlights From Jan 14, 2023. Dustin talks about his experiences with the new iOptron equatorial mounts. And Tony wonders about the effects of LED streetlights on our night skies. We've added a new way to donate to 365 Days of Astronomy to support... |
| 2023-Jun-16 • 7 minutes UNAWE Space Scoop - Watch Out, Earth! A Dying Star Just Ate A Planet For the first time astronomers found direct clues of a dying sun-like star eating an exoplanet. The star is in the constellation Aquila, the Eagle, and is called ZTF SLRN-2020, but for now let’s just call it 2020. So much easier to remember! ... |
| 2023-Jun-15 • 59 minutes Actual Astronomy Ep. 333 - Carbon Stars With Luca Vanzella Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Bio: Luca Vanzella has been an avid amateur astronomer since 1975, when he purchased his first telescope, a classic orange-tube Celestron... |
| 2023-Jun-14 • 7 minutes Folklore - The Story of Corona Borealis: The Pot Star From Bali Hosted by Avivah Yamani, our Director. Today I will share a story from Bali, Indonesia about Corona Borealis. The story is part of the Stars of Asia Project during the International Year of Astronomy in 2009 and compiled by Mitsuru Aoki from... |
| 2023-Jun-13 • 15 minutes Cheap Astro: Dear CA Ep. 93 - Spacecraft Crafting Spacecraft! - What are the Parker probe and other spacecraft learning about the Sun? The Sun is 99.9% of the entire mass of the solar system, weighing in at 1.9 times 10 to the 30th kilograms and if you think you can comprehend how much that... |
| 2023-Jun-12 • 27 minutes Astronomy Cast Ep. 685: Manufacturing In Space Streamed live on Jun 5, 2023. Launching satellites from Earth is counter-productive. You’ve got to make a satellite that can handle Earth gravity, then the brutal flight to space, then deployment in orbit. What if you could build your spacecraft in... |
| 2023-Jun-11 • 6 minutes Travelers in the Night Eps. 681 & 682: 17,000 To Go & Falling Space Rocks 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: - So far asteroid hunters have discovered about 8,000 of the... |
| 2023-Jun-10 • 16 minutes NOIRLab - The Completion Of The Rubin Observatory EPO Program The Vera C. Rubin Observatory is currently under construction in Chile. The Rubin Observatory will scan the entire night sky visible from its location every 3-4 nights resulting in a massive amount of astronomical data. The Rubin Observatory’s... |
| 2023-Jun-09 • 84 minutes Awesome Astronomy - June Part 1: Supernova in a Summer Sky Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. This month Jeni and Paul talk about: - The recent supernova in galaxy M101; - Volcanic exoplanets; - The growing... |
| 2023-Jun-08 • 7 minutes Guide To Space - Are Astronauts Really Weightless? From February 16, 2015. Look at those astronauts, flying through space without a care in the world. But how can they be floating when there's gravity pulling at them in every direction? The equation: F=G m1 m2 ... |
| 2023-Jun-07 • 22 minutes The Daily Space - Thirty Comets Spotted Orbiting Alien Star From April 29, 2022. Using data from TESS, a new paper presents evidence for the discovery of thirty potential comets orbiting in the Beta Pictoris system. Plus, astrobiology research, water on the Moon, solar system formation, and a review of “The... |
| 2023-Jun-06 • 41 minutes Ask A Spaceman Ep. 201: How Does Light Slow Down? If light always travels at the speed of light, how does it slow down when passing through air or water? Does it matter is light is made of particles or waves? What’s the difference between phase velocity and group velocity, and how does that all... |
| 2023-Jun-05 • 30 minutes Astronomy Cast Ep. 684: Too Big, Too Soon: Massive Early Galaxies Defy Expectations Streamed live on May 29, 2023. One of JWST’s top jobs is to peer deeper into the Universe than ever before, watching as the first galaxies came together. Surprisingly, astronomers found galaxies that seemed much more mature than expected, much... |
| 2023-Jun-04 • 6 minutes Travelers in the Night Eps. 679 & 680: Hammer & Comets and Asteroids 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: - When Asteroid Hunters find a relatively large asteroid on a... |
| 2023-Jun-03 • 21 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. Venus shines bright at sunset all month, with Mars nearby,... |
| 2023-Jun-02 • 7 minutes Guide To Space - What Are Wormholes? Connecting Two Points in Spacetime Fron Dec 7, 2015. In science fiction, wormholes are a method often used to travel great distances across space. Are these magic bridges really possible? Support us at: More stories at: Follow us on Twitter: @universetoday We've added a new... |
| 2023-Jun-01 • 26 minutes Actual Astronomy Ep. 330: Objects to Observe in June Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] We’re recording this early, in fact I’m writing these notes up on May 5th! That’s a record for us but we’re both away on alternating... |
| 2023-May-31 • 26 minutes The Daily Space - How Atmospheric Methane Could Be a Sign of Life From March 29, 2022. Join us as we take a deep dive into the history of atmospheric methane on Mars and Titan, how that methane could be a sign of life, and what methane means for future missions and science. Plus, a planetary nebula, a supernova,... |
| 2023-May-30 • 7 minutes UNAWE Space Scoop - Fast & Furious Starring Dual Quasars Astronomers describe 'cosmic noon' as a dramatic period in the history of our Universe when it was buzzing with galaxy mergers and furious star formation. Observing these mergers has been relatively rare and challenging, since the... |
| 2023-May-29 • 27 minutes Astronomy Cast Ep. 683: Cosmic Dawn Streamed live on May 22, 2023. After the cosmic microwave background radiation was released, the Universe returned to darkness, cloaked in this clouds of primordial hydrogen and helium. Gravity pulled these vast clouds into the first stars, and then... |
| 2023-May-28 • 6 minutes Travelers in the Night Eps. 677 & 678: 30 Years of Fireballs & Greg’s 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: - Fireballs are meteors which become brighter than the planet... |
| 2023-May-27 • 37 minutes The Cosmic Savannah Ep. 45 - The James Webb Space Telescope Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. From November 22, 2021. JWST’s goal is to push the boundaries of astronomy and cosmology by observing some of the most distant events and objects in the universe, such as the formation of the... |
| 2023-May-26 • 8 minutes Astro Folklore - Polaris and the Big Dipper Story From Mongolia Hosted by Avivah Yamani. This is a story from Mongolia about The Golden Picket Star and the Seven God Stars (Polaris and the Big Dipper, the Mongolian names are Altangadas and Doloon Burkhan). This story is part of the Stars of Asia Project during the... |
| 2023-May-25 • 4 minutes Guide To Space - How Fast Does the Earth Rotate? From May 20, 2013. In this short video, Universe Today publisher Fraser Cain does the math to help you understand just how fast you're spinning in space right now, and how you'd actually gain a little weight if the Earth stopped spinning. Based... |
| 2023-May-24 • 15 minutes Awesome Astronomy - We’ve Discovered At Least 5,000 Planets! Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Jan 28, 2022. Taking a look at how over the last 40 years we went from only knowing of the handful of planets in... |
| 2023-May-23 • 23 minutes The Daily Space - Understanding Space With Gaia Data Release 3 From June 14, 2022. The Gaia mission released its third ‘treasure trove’ of observations and calculations of more than two billion stars in the Milky Way, including ‘starquakes’, stellar DNA, binary star systems, and more. Plus, day one of the... |
| 2023-May-22 • 30 minutes Astronomy Cast Ep. 682: Ultra-Diffuse Galaxies & Dark Matter Streamed live on May 15, 2023. Astronomers first noticed the strange behaviors of rotating galaxies almost 100 years ago, suggesting there’s an invisible dark matter hold them together with gravity. Or maybe we just don’t understand how gravity... |
| 2023-May-21 • 6 minutes Travelers in the Night Eps. 675 & 676: Nuking An Asteroid & Cloud 7 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: - Tonight, even though the chances are extremely slim, an... |
| 2023-May-20 • 14 minutes Deep Astronomy - Space Fan News: The Case for the Carl Sagan Space Telescope From November 15, 2019. In this episode, some astronomers, a former astronaut, the current director of the Space Telescope Science Institute as well as the wife of Carl Sagan himself, got together and wrote a white paper that makes the case for a... |
| 2023-May-19 • 50 minutes Awesome Astronomy - May Part 2: Colonel Jack Lousma Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. To mark the Skylab 50th anniversary here is one our favourite astronaut chats from 2012 where we caught up... |
| 2023-May-18 • 55 minutes Actual Astronomy - Observing and Sketching With Dr. Berta Beltran Episode 323. Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Bio: Berta Beltran is a visual observer from Edmonton Alberta where she sketches mostly from her backyard or a dark... |
| 2023-May-17 • 27 minutes The Daily Space - Earth’s Climate Proves More Resilient Than Thought From March 22, 2022. Computer models of the effects of an eruption event similar to the Columbia River Flood Basalt show that, despite massive injections of sulfur dioxide into the atmosphere, Earth’s climate rebounded much more quickly than... |
| 2023-May-16 • 36 minutes Ask A Spaceman Ep. 200: What Are The Top 5 Mysteries in Astronomy? What are the biggest mysteries facing modern astronomers? What questions do I wish could be answered in my lifetime? What are most astronomers working on right now? I discuss these questions and more in today’s Ask a Spaceman! This episode is... |
| 2023-May-15 • 29 minutes Astronomy Cast Ep. 681: Kilonovae Streamed live on May 7, 2023. In 2017, astronomers detected the gravitational waves and electromagnetic radiation from colliding neutron stars. This had been long theorized as one of the causes of a certain type of gamma-ray burst. By studying the... |
| 2023-May-14 • 6 minutes Travelers in the Night Eps. 673 & 674: Christmas Comet & Asteroid Homestead 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 December 25, 2017, while searching for Earth approaching... |
| 2023-May-13 • 14 minutes NOIRLab - Catching A Star Devouring A Planet By studying countless stars at various stages of their evolution, astronomers have been able to piece together an understanding of the life cycle of stars and how they interact with their surrounding planetary systems as they age. This... |
| 2023-May-12 • 4 minutes Guide to Space - How Cold is Space? From Jul 2, 2013. In this short explainer, Universe Today publisher Fraser Cain researchers how cold space is. What temperature do astronauts experience? What about Pluto, or the depths of space. What's the coldest possible temperature space can get?... |
| 2023-May-11 • 14 minutes Cheap Astronomy - Dear CA #92: Sex in Space! Things that make you go hmmm. How bad is gender bias in space? In a perfect world, special consideration of women in space would be unecessary. There would just be consideration about generic humans where we might ponder a range of physical... |
| 2023-May-10 • 23 minutes The Daily Space - Stellar Death Just Got More Lit! Remember that new object COW, named for a strange supernova? We’ve seen four more of these Fast Blue Optical Transients, and new research may even have figured out just how and why they occur. Plus, Crew-4 launches, a bunch of planetary science... |
| 2023-May-09 • 10 minutes Awesome Astronomy - Why Does the Moon Shine? Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Jan 14, 2022. In this show we look at what makes the moon shine, why the moon looks different every night and... |
| 2023-May-08 • 28 minutes Astronomy Cast Ep. 680: Rogue Black Holes Streamed live on May 1, 2023. Last week we talked about rogue stars. This week we’re going to take things up a notch and talk about an even more extreme event. Rogue black holes. Astronomers recently discovered a supermassive black hole on an escape... |
| 2023-May-07 • 6 minutes Travelers in the Night Eps. 671 & 672: Long Winter’s Nights & Meteor Whispers 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: - Long Winter nights with good seeing, from start to finish,... |
| 2023-May-06 • 6 minutes Guide To Space - Will the Universe Run Out Of Energy? From Mar 30, 2015. It seems like the good times will go on forever, so feel free to keep on wasting energy. But entropy is patient, and eventually, it'll make sure there's no usable energy left in the Universe. Support us at: We've added a new... |
| 2023-May-05 • 22 minutes The Daily Space - Early Bacterial Life May Have Formed Far Earlier Than Thought From April 14, 2022. An analysis of microscopic features in rocks from the Nuvvuagittuq Supracrustal Belt in Quebec, Canada, which date back between 3.75 and 4.28 billion years, finds evidence of possible microbial life. Plus, a supermassive black... |
| 2023-May-04 • 36 minutes Actual Astronomy - Objects to Observe in May Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Ep. 324: - The lads had a nice aurora viewing session! - They discuss the Explore Scientific 17 and other wide-field eyepieces. - May 5:... |
| 2023-May-03 • 82 minutes Awesome Astronomy Ep. 131: Aurora on a Welsh Mountain Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. This month Paul and Jeni in astronomy news talk about: - New data on the M87 black hole, - The... |
| 2023-May-02 • 45 minutes Ask A Spaceman Ep. 199: What are the Top 5 Discoveries of All Time in Astronomy? What discoveries and insights made the biggest impacts in astronomy and physics? What were the biggest surprises? What results took the longest to achieve? I discuss these questions and more in today’s Ask a Spaceman! This episode is... |
| 2023-May-01 • 28 minutes Astronomy Cast Ep. 679: High(per) Velocity Stars Streamed live on Apr 24, 2023. Most stars in the Milky Way are trapped in here with us, doomed to orbit around and around and around. But a few have found a way out, an escape into the freedom of intergalactic space. How do stars reach escape... |
| 2023-Apr-30 • 6 minutes Travelers in the Night Eps. 669 & 670: Seeds (356) & Laser Surfing (364) 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: - When a fleet of interstellar spaceships leaves our solar... |
| 2023-Apr-29 • 8 minutes UNAWE - Playing Connect-the-dots Around A Baby Star Have you ever played a connect-the-dots game? At first, it looks like a mess. But after you start to connect the points, a pattern appears out of the chaos. Recently, astronomers noticed a mysterious spiral pattern hiding around a baby star. But... |
| 2023-Apr-28 • 11 minutes Guide To Space - Is Human Hibernation Possible? Going to Sleep for Long Duration Spaceflight From Jun 21, 2017. We know trips in space will take a long time. Can we go to sleep for the journey and then wake up when we arrive? We know trips in space will take a long time. Can we go to sleep for the journey and then wake up when we arrive?... |
| 2023-Apr-27 • 17 minutes Awesome Astronomy - Searching for ET & Aliens in Space Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Feb 11, 2022. Are we alone in the cosmos? Do aliens exist? How are we looking for them? And how long will it be... |
| 2023-Apr-26 • 15 minutes Cheap Astronomy - Dear CA #91: Supernovae. Again. Things that make you go kablooie. Why do supernovae explode once they start fusing iron? Right now our Sun is fusing hydrogen into helium in its core. In maybe five billion years the situation will be all clogged up when the core has become mostly... |
| 2023-Apr-25 • 23 minutes The Daily Space - Hubble Discovered A Star Hidden By Companion’s Supernova From May 6, 2022. Data from the Hubble Space Telescope has determined that the newly discovered companion of a star that went supernova had its outer hydrogen layer siphoned off before the explosion. The results support the theory that massive stars... |
| 2023-Apr-24 • 30 minutes Astronomy Cast Ep. 678: World Building: Planet Formation, Growth & Ejection Streamed live on Apr 17, 2023. Okay sci-fi writers, today we’re going to give you a guided tour of building planets. How they form, how they grow, and how things can go horribly horribly wrong. [Editor’s Note: Google HL Tau, click on the Wikipedia... |
| 2023-Apr-23 • 6 minutes Travelers in the Night Eps. 667 & 668: ET’s Cigar & Dry Sands 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 first alien object to observed visiting our solar... |
| 2023-Apr-22 • 46 minutes The Cosmic Savannah Ep. 43: The Search For Hidden Hydrogen Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. In this episode we are joined first by Dr. Tariq Blecher and then by Shilpa Ranchod who talk to us about the clever ways they are trying to capture the elusive signals of hydrogen gas in the... |
| 2023-Apr-21 • 58 minutes Actual Astronomy - Large Aperture Telescope Observing and Sketching with Howard Banich Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Today we are joined by Howard Banich. Howard has been observing the night sky since 1966 and soon began building telescopes when he... |
| 2023-Apr-20 • 6 minutes UNAWE Space Scoop - A Supernova Coming Back to Life For only the second time, astronomers saw a supernova light up again. Strange, since the brightness of supernovae fades away in a couple months. An international team of researchers from Kyoto University and Osaka University were looking at SN... |
| 2023-Apr-19 • 29 minutes Awesome Astronomy - Creating the Impossible Manufacturing in Orbit - With Joshua Western, CEO of Space Forge Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. In this episode Jeni interviews Josh Wetern, CEO & Co-Founder of Space Forge. Jeni visits Space Forge for an update... |
| 2023-Apr-18 • 34 minutes Ask A Spaceman Ep. 198: What’s So Weird About Black Hole Shadows? Hosted by Dr. Paul Matt Sutter. How does a black hole make a shadow? What can we learn from it? What are we seeing when we look at a black hole? I discuss these questions and more in today’s Ask a Spaceman! We've added a new way to donate to... |
| 2023-Apr-17 • 31 minutes Astronomy Cast Ep. 677: The Answer is Always Dust Streamed live on Apr 10, 2023. Whenever astronomers discover something surprising, the answer often turns out to be dust. Dust obscuring our view, dust changing the polarity, dust warming things up, dust cooling things down. It’s always dust. Until... |
| 2023-Apr-16 • 6 minutes Travelers in the Night Eps. 665 & 666: Odd Ball & Red Dwarf Planets 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: - A small asteroid soars into the lonely space high above and... |
| 2023-Apr-15 • 12 minutes Deep Astronomy - Physicists Hunt for a Mirror Universe From Jul 5, 2019. Space Fan News is Sponsored by OPT Telescopes and Patreon Patrons: A physicist at the Oak Ridge National Laboratory is making a serious effort to open a portal to a parallel Universe! It turns out that there’s a weird... |
| 2023-Apr-14 • 37 minutes Astro Interviews - Prof. Dr. Ewine van Dishoeck Hosted by Avivah Yamani. From : Ewine Fleur van Dishoeck (born 13 June 1955, in Leiden) is a Dutch astronomer and chemist. She is Professor of Molecular Astrophysics at Leiden Observatory, and served as the President of the International Astronomical... |
| 2023-Apr-13 • 12 minutes Guide to Space - The Militarization of Space. Do We Really Need a Space Force? From May 8, 2018. President Trump recently called for the creation of a space force to deal with the future warfighting in space. It turns out, this already exists, space is already well militarized. We've added a new way to donate to 365 Days... |
| 2023-Apr-12 • 26 minutes The Daily Space - Climate Change Affects the Birds and the Bees From April 6, 2022. From plastics invading the Arctic Ocean to the changing morphology of birds in response to rising temperatures and the problems with pathogens killing off pollinators like bees, we examine some of the effects of climate change on... |
| 2023-Apr-11 • 8 minutes Awesome Astronomy - The Distance to the Moon Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Apr 1, 2022. How far away do you think the Moon is? It's quite a lot different than books and images... |
| 2023-Apr-10 • 29 minutes Astronomy Cast Ep. 676: Other Things With Rings Streamed live on Apr 3, 2023. We’ve spent a lot of time gushing about Saturn’s rings, but there are other places with ring systems. And not just Jupiter and the ice giants, but asteroids, dwarf planets, centaurs and even exoplanets. Today let’s... |
| 2023-Apr-09 • 6 minutes Travelers in the Night Eps. 663 & 664: Alien Rock & Extraterrestrial Whales 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: - A rock from another solar system is likely to have streaked... |
| 2023-Apr-08 • 13 minutes NOIRLab - Galactic Immigration in the Andromeda Galaxy Galaxies grow through mergers with other galaxies. Astronomers can uncover evidence of this in our galaxy by mapping the motions of stars. Using the Dark Energy Spectroscopic Instrument (DESI) on the Nicholas U. Mayall Telescope at Kitt Peak National... |
| 2023-Apr-07 • 23 minutes The Daily Space - Found: Metal-rich Star. Parents Being Sought From May 11, 2022. A ninth-magnitude star in our neighborhood of the Milky Way has been found to contain 65 different elements, including large proportions of heavier elements like gold. This star required either a supernova or a neutron star merger... |
| 2023-Apr-06 • 74 minutes Awesome Astronomy Ep. 130: An Exfoliating Spa on a Far Off World Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. In this episode Jeni and Paul talk about: - Exfoliating exoplanet atmospheres, - the latest thinking on solar system... |
| 2023-Apr-05 • 15 minutes Cheap Astronomy - Dear CA Ep. 90: Space Exploration on Paper Next steps, maybe. How likely is a space way-station like Deep Space 9? So, anything is possible, but what is likely is what is economically feasible. In other words, while you could have a deep space way station like Deep Space 9, there’s has to be... |
| 2023-Apr-04 • 37 minutes Ask A Spaceman Ep. 197: Which is Better, Human or Robotic Exploration? What are the advantages of robotic exploration of the solar system? What are the limitations? Is there any situation where human exploration is better? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored by... |
| 2023-Apr-03 • 29 minutes Astronomy Cast Ep. 675: Exotic Forms of Ice Streamed live on Mar 27, 2023. Ice is ice, right? You know, what you get when water freezes. Well, maybe here on Earth. But across the Universe, water can be squeezed together at different temperatures and pressures, leading to very different... |
| 2023-Apr-02 • 6 minutes Travelers in the Night Eps. 661 & 662: Roving Venus & Earth’s Pet Rock 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: - To survive on Venus where the temperature is 864F and the... |
| 2023-Apr-01 • 11 minutes Observing With Webb - April 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. Venus shines bright all month, Mercury makes a 3 week... |
| 2023-Mar-31 • 14 minutes Guide To Space - The Problem of Power in Space. NASA's New Kilopower Reactor From Jun 8, 2018. Space is the worst. It’s got hostile radiation, a total lack of atmosphere, near absolute zero temperatures, problematic gravity wells, and worse. In order to keep your spacecraft alive in that environment, you need electricity to... |
| 2023-Mar-30 • 39 minutes Actual Astronomy - Objects to Observe in April Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. [email protected] Objects to Observe in the April 2023 Night Sky on Episode 315 of the Actual Astronomy podcast. This month we’ll talk about how to see... |
| 2023-Mar-29 • 7 minutes Awesome Astronomy - Why Does the Earth Spin? Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Mar 4, 2022. Why Does the Earth Spin? We'll tell you straight away without having to hang around until the end... |
| 2023-Mar-28 • 28 minutes The Daily Space - Dimorphos Impact Captured by South African Telescope A Bonus Content full-length interview with Amanda Sickafoose from our September 29th episode. We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs. Just visit: and donate as much as... |