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TrueSciPhi

Astronomy Videos on YouTube (over 20 minutes; all time)

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> 20 minutes: New in past month / quarter / year / all

Updated: 2017-Mar-21 15:03 UTC. Listing the 300 most-viewed videos. Sources. Switch to collage. Feedback: @TrueSciPhi.

#Video DetailsViews
1.thumbnail10 Scary Yet Beautiful Facts About Space & Us
21m 57s
The Top Tens
2016-Nov-04
13,185,033
2.thumbnailNASA | Thermonuclear Art – The Sun In Ultra-HD (4K)
30m 25s
NASA Goddard (@NASAGoddard)
2015-Nov-01
5,474,500
3.thumbnailDeparting Space Station Commander Provides Tour of Orbital Laboratory
25m 5s
NASA (@NASA)
2012-Nov-19
3,890,048
4.thumbnailSoyuz undocking, reentry and landing explained
20m 45s
European Space Agency, ESA (@esa)
2013-Nov-11
3,354,775
5.thumbnailLaunch Tops STS-132 Crews First Day in Space
29m 46s
NASA (@NASA)
2010-May-15
1,166,980
6.thumbnailNASA’s Spitzer Reveals Largest Batch of Earth-Size, Habitable-Zone Planets Around a Single Star
38m 25s
NASA (@NASA)
2017-Feb-22
1,100,193
7.thumbnailThe Year of Pluto - New Horizons Documentary Brings Humanity Closer to the Edge of the Solar System
58m 34s
NASA (@NASA)
2015-Jun-12
958,148
8.thumbnailExpedition 27 Crew Prepares for Launch as their Soyuz Rocket Move to Launch Pad
31m 48s
NASA (@NASA)
2011-Apr-02
937,282
9.thumbnailDeep Universe: Hubble's Universe Unfiltered
31m 24s
Hubble Space Telescope (@HubbleTelescope)
2011-Jan-31
790,827
10.thumbnailChris Hadfield answers questions live from space with the Governor General of Canada
23m 13s
Canadian Space Agency (@csa_asc)
2013-Jan-30
664,034
11.thumbnailNew Views of Endeavour's Launch from Booster Cameras
36m 49s
NASA (@NASA)
2011-May-25
580,226
12.thumbnailWhen Galaxies Collide... - Professor Carolin Crawford
55m 23s
GreshamCollege (@GreshamCollege)
2013-Apr-24
527,031
13.thumbnailSciCafe: Life the Universe and Everything with Neil deGrasse Tyson
1h 28m 27s
American Museum of Natural History (@AMNH)
2010-Sep-09
514,233
14.thumbnailDark Energy & The Big Rip - Sixty Symbols
34m 7s
Sixty Symbols (@sixtysymbols)
2014-Mar-25
495,316
15.thumbnailThe Space Shuttle (Narrated by William Shatner)
1h 20m 44s
NASA (@NASA)
2011-Jul-05
429,263
16.thumbnailSoyuz rendezvous and docking explained
21m 7s
European Space Agency, ESA (@esa)
2014-Nov-21
402,304
17.thumbnailCosmic Superstrings - Sixty Symbols
28m 42s
Sixty Symbols (@sixtysymbols)
2013-Nov-29
400,215
18.thumbnail"Best of the Best" Provides New Views, Commentary of Shuttle Launches
45m 25s
NASA (@NASA)
2010-Dec-16
394,825
19.thumbnailRosetta mission: Results from comet landing: 14 Nov, 13:00 GMT
1h 1m 26s
European Space Agency, ESA (@esa)
2014-Nov-14
383,547
20.thumbnailCanadians Converse About Life in Space
20m 27s
NASA (@NASA)
2013-Feb-28
382,643
21.thumbnailRestored Apollo 11 EVA
3h 2m 31s
NASA (@NASA)
2014-Jul-17
367,372
22.thumbnailCBS Coverage of Apollo 11 Lunar Landing
42m 29s
NASA (@NASA)
2014-Jul-17
350,009
23.thumbnailAtlantis's Final Landing at Kennedy Space Center
29m 50s
NASA (@NASA)
2011-Jul-21
341,232
24.thumbnailThe Black Hole Wars: My Battle with Stephen Hawking
1h 34m 52s
SVAstronomyLectures
2013-Sep-04
322,121
25.thumbnailNASA ASTRONAUT LEADS TOUR OF SPACE STATION IN HD
28m 21s
NASA (@NASA)
2009-Jun-24
312,199
26.thumbnailInflation & the Universe in a Grapefruit - Sixty Symbols
24m 8s
Sixty Symbols (@sixtysymbols)
2013-Dec-17
308,619
27.thumbnailSpace Station Crew Uses HAM Radio to Call Earth
20m 28s
NASA (@NASA)
2010-Nov-23
298,494
28.thumbnailNASA Hangout: Comet ISON LIVE
2h 28m 16s
NASA Goddard (@NASAGoddard)
2013-Nov-28
292,862
29.thumbnailWater Flowing on Present-Day Mars
58m 19s
NASA (@NASA)
2015-Sep-28
282,727
30.thumbnailComets: Visitors from the Frozen Edge of the Solar System - Professor Carolin Crawford
53m 51s
GreshamCollege (@GreshamCollege)
2013-Dec-12
269,780
31.thumbnailNew Views of Discovery's Launch from Shuttle's Solid Rocket Boosters
29m 25s
NASA (@NASA)
2011-Mar-03
262,701
32.thumbnailBooster Camera Video of Atlantis Launch
32m 39s
NASA (@NASA)
2011-Jul-14
251,230
33.thumbnailSuit Up - 50 Years of Spacewalks
32m 34s
NASA (@NASA)
2015-Jun-01
245,682
34.thumbnailDr. Robert Zubrin - Mars Direct: Humans to the Red Planet within a Decade
1h 1m 15s
NASA's Ames Research Center (@NASAAmes)
2014-Sep-03
240,775
35.thumbnailNASA's Kepler Mission Announces Latest Planetary Discovery
1h 4m 34s
NASA's Ames Research Center (@NASAAmes)
2011-Dec-05
238,501
36.thumbnailSpace Experts Discuss the Search for Life in the Universe at NASA
1h 26m 50s
NASA (@NASA)
2014-Jul-14
216,300
37.thumbnailHow earth's tilt causes seasons | Cosmology & Astronomy | Khan Academy
20m 47s
Khan Academy (@khanacademy)
2011-Jul-13
197,518
38.thumbnailShortest Lunar Eclipse of the Century
45m 26s
NASA (@NASA)
2015-Apr-04
196,440
39.thumbnailNew Horizons Arrives at Pluto
26m 12s
NASA (@NASA)
2015-Jul-14
193,280
40.thumbnailClash of the Titans: Hubble's Universe Unfiltered
20m 24s
Hubble Space Telescope (@HubbleTelescope)
2013-Apr-05
190,777
41.thumbnailNews Briefing: Liquid Water on Today's Mars
58m 43s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-Sep-28
180,397
42.thumbnailCaptain Kirk Chats Up Countryman on Station
26m 17s
NASA (@NASA)
2013-Feb-07
169,464
43.thumbnailLarge Telescopes And Why We Need Them - Professor Carolin Crawford
56m 36s
GreshamCollege (@GreshamCollege)
2012-Jun-06
160,628
44.thumbnailBehind the Scenes: Landing the Soyuz
27m 53s
NASA Johnson (@NASA_Johnson)
2011-Jun-20
156,107
45.thumbnailFirst Spacewalk Successful for Drew, Bowen
30m 27s
NASA (@NASA)
2011-Mar-01
154,650
46.thumbnailQuasars: the Brightest Black Holes - Professor Carolin Crawford
58m 48s
GreshamCollege (@GreshamCollege)
2013-Nov-13
154,601
47.thumbnailMusic Monday Comes to Space
22m 53s
NASA (@NASA)
2013-May-06
150,037
48.thumbnailEVA Lessons Learned
30m 57s
NASA Johnson (@NASA_Johnson)
2013-Jun-05
149,963
49.thumbnailVoyager Humanity's Farthest Journey
51m 17s
NASA (@NASA)
2011-Apr-28
148,579
50.thumbnail1. Introduction
46m 40s
YaleCourses (@YaleCTL)
2008-Sep-29
147,280
51.thumbnailWater in the Universe
57m 37s
NASA (@NASA)
2015-Apr-07
145,019
52.thumbnailNASA's Voyager 1 is in Interstellar Space
57m 1s
NASA (@NASA)
2013-Sep-12
144,834
53.thumbnailSmoke and fire RS 25 rocket engine test
46m 33s
NASA (@NASA)
2015-Aug-13
144,549
54.thumbnailSoyuz Undocks; Crew Heads Home
22m 15s
NASA (@NASA)
2012-Jul-01
142,189
55.thumbnailSeeing Pluto in a New Light
1h 1m 34s
NASA (@NASA)
2015-Jul-15
140,244
56.thumbnailNASA TRAPPIST-1 News
38m 7s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Feb-22
133,494
57.thumbnailBeyond 2012: Google+ Hangout with NASA
52m 52s
NASA (@NASA)
2012-Nov-28
130,531
58.thumbnailExpedition 41/42 Crew Meets Russian Commission Officials and Reporters as Launch Approaches
34m 21s
NASA (@NASA)
2014-Sep-24
129,185
59.thumbnailFinding the Next Earth: The Latest Results from Kepler
1h 28m 39s
SVAstronomyLectures
2013-Mar-19
122,043
60.thumbnailESA astronaut André Kuipers' tour of the International Space Station
55m 34s
European Space Agency, ESA (@esa)
2012-Aug-16
119,472
61.thumbnailJuly 12th Daily Briefing for New Horizons/Pluto Mission Pre-Flyby
20m 49s
NASA (@NASA)
2015-Jul-12
119,145
62.thumbnailHow to Build A Time Machine - Paul Davies (SETI Talks)
1h 7m 6s
SETI Institute (@SETIInstitute)
2012-Apr-08
116,186
63.thumbnailRotation in Space - Professor Carolin Crawford
51m 19s
GreshamCollege (@GreshamCollege)
2012-Feb-08
115,170
64.thumbnailThe Earth: 4K Extended Edition
59m 54s
NASA Johnson (@NASA_Johnson)
2017-Feb-11
114,125
65.thumbnailSpaceX, NASA Managers Discuss Vehicle Mishap Following CRS-7 Launch
55m 48s
NASA (@NASA)
2015-Jun-28
113,552
66.thumbnailTim's first talk with media from space
24m 51s
European Space Agency, ESA (@esa)
2015-Dec-18
110,853
67.thumbnailNASA Holds News Conference Following Orbital Launch Mishap
42m 26s
NASA (@NASA)
2014-Oct-29
110,330
68.thumbnailStationLIFE: Let’s Get Physical
28m 42s
NASA Johnson (@NASA_Johnson)
2015-May-08
109,877
69.thumbnailNASA’s New Horizons Team Reveals New Scientific Findings on Pluto
1h 8m 41s
NASA (@NASA)
2015-Jul-24
107,934
70.thumbnailThis Week at NASA -- This Year at NASA (Part 1&2)
47m 26s
NASA (@NASA)
2010-Dec-23
103,581
71.thumbnailUnsolved Mysteries of the Universe - Professor Ian Morison
1h 4m 1s
GreshamCollege (@GreshamCollege)
2011-Aug-24
103,534
72.thumbnailReport from the Planetary Frontier: The Latest from New Horizons at Pluto
1h 9m 9s
SVAstronomyLectures
2016-Apr-11
102,628
73.thumbnailDiscovery Heads for Home
22m 32s
NASA (@NASA)
2011-Mar-08
101,791
74.thumbnailA One-Year Mission Retrospective
1h 0m 9s
NASA (@NASA)
2016-Mar-04
100,587
75.thumbnailArmstrong Hosts NASA 50th Anniversary Documentary
1h 27m 10s
NASA (@NASA)
2012-Aug-26
99,961
76.thumbnailOne-Year Crew Docking to the International Space Station
26m 4s
NASA Johnson (@NASA_Johnson)
2015-May-27
99,095
77.thumbnailThe Search for Intelligent Life Among the Stars: New Strategies
1h 29m 59s
SVAstronomyLectures
2013-Feb-26
98,013
78.thumbnailNASA News Conference: Voyager Reaches Interstellar Space
57m 57s
NASA Jet Propulsion Laboratory (@NASAJPL)
2013-Sep-12
97,794
79.thumbnailIntroductory Astronomy: Positions on the Celestial Sphere
28m 3s
P.E. Robinson
2013-Jan-14
93,491
80.thumbnailRose Center Anniversary Isaac Asimov Debate: Is Earth Unique?
1h 53m 26s
American Museum of Natural History (@AMNH)
2010-Oct-14
93,354
81.thumbnailHow the Earth Moves - Professor Carolin Crawford
55m 13s
GreshamCollege (@GreshamCollege)
2014-May-15
92,171
82.thumbnailThe Fermi Paradox: Why Are There No Tourist from Other Worlds?
1h 0m 49s
SETI Institute (@SETIInstitute)
2011-Nov-28
91,435
83.thumbnailChris Hadfield speaks to over 800 Milton, Ontario students
20m 44s
Canadian Space Agency (@csa_asc)
2013-Jan-21
89,255
84.thumbnailOne-on-One Conversation with New Horizons Scientist
25m 9s
SciShow
2015-Jul-15
88,110
85.thumbnailKepler Makes Discoveries Inside the Habitable Zone
1h 6m 30s
NASA (@NASA)
2013-Apr-18
88,018
86.thumbnailNASA conducts spin test on15-foot-wide saucer-shaped Low-Density Supersonic Decelerator (LDSD)
1h 2m 25s
NASA (@NASA)
2015-Mar-31
86,734
87.thumbnailHello Jupiter!
1h 32m 17s
NASA (@NASA)
2016-Jul-05
84,350
88.thumbnailNASA's Curiosity Rover Finds Old Streambed on Mars
51m 40s
NASA (@NASA)
2012-Sep-27
82,630
89.thumbnailWelcome to the Space Station
35m 24s
NASA (@NASA)
2014-May-29
81,635
90.thumbnailSpace Station Crew Members Talk to Cast of The Martian
23m 1s
NASA (@NASA)
2015-Sep-15
81,065
91.thumbnailHadfield Chats with Hadfield School Students Back Home
22m 6s
NASA (@NASA)
2013-Jan-17
80,498
92.thumbnailThe Weirdest Stars in the Universe
1h 20m 15s
Hubble Space Telescope (@HubbleTelescope)
2015-Jun-03
80,497
93.thumbnailRe-Supply Ship Docks with Space Station
28m 15s
NASA (@NASA)
2013-Feb-12
80,161
94.thumbnailCuriosity's First Year on Mars
1h 34m 26s
NASA Jet Propulsion Laboratory (@NASAJPL)
2013-Aug-16
79,786
95.thumbnailExpedition 30 Soyuz Spacecraft Integration and Rocket Roll Out to the Launch Pad
20m 18s
NASA (@NASA)
2011-Dec-19
79,605
96.thumbnailComic-Con: Journey to Mars and The Martian
58m 19s
NASA (@NASA)
2015-Aug-19
79,217
97.thumbnailFirst Color Pic Beamed Back by Curiosity on Sol 2
56m 43s
NASA (@NASA)
2012-Aug-07
78,899
98.thumbnailThe Higgs Boson and the Fate of the Universe - Joseph Lykken (SETITalks)
55m 1s
SETI Institute (@SETIInstitute)
2014-Sep-04
77,612
99.thumbnailHow to grind a mirror, the complete video
39m 44s
BBC Sky at Night Magazine (@skyatnightmag)
2011-Aug-09
77,354
100.thumbnailDr. Harold "Sonny" White - Eagleworks Laboratories: Advanced Propulsion
1h 0m 7s
NASA's Ames Research Center (@NASAAmes)
2014-Nov-05
77,220
101.thumbnailCuriosity Rover Begins Mars Mission
56m 41s
NASA (@NASA)
2012-Aug-06
77,207
102.thumbnailNASA Space Shuttle - "Best of Launches"
45m 25s
LittleSDOHMI
2010-Dec-23
76,753
103.thumbnailA Total Celestial Wonder
21m 37s
NASA (@NASA)
2016-Mar-09
74,673
104.thumbnailComplete Mount & Scope Setup. PART TWO (Polar Aligning)
23m 51s
astronomyshed
2011-Apr-07
74,576
105.thumbnailNASA Conducts Second Spacewalk to Fix Coolant Pump on ISS
21m 31s
NASA (@NASA)
2013-Dec-24
72,802
106.thumbnailSpace Duo Chats with Arizona Art Students
20m 46s
NASA (@NASA)
2013-Feb-26
72,243
107.thumbnailAre you living in a simulation? - Silas Beane (SETI Talks)
57m 5s
SETI Institute (@SETIInstitute)
2014-Sep-23
71,205
108.thumbnailSaturns Moon Titan: A World with Rivers,Lakes, and Possibly Even Life
1h 23m 34s
SVAstronomyLectures
2013-Feb-26
69,267
109.thumbnailNASA's New Horizons Spacecraft: Seeing Pluto as Never Before
58m 37s
NASA (@NASA)
2015-Apr-14
68,652
110.thumbnailSo, you think you've seen the Moon?
20m 6s
Astronomy and Nature TV (@Ast_Nat_TV)
2012-Jun-13
68,289
111.thumbnailClusters Of Galaxies - Professor Carolin Crawford
1h 0m 8s
GreshamCollege (@GreshamCollege)
2012-Mar-21
68,147
112.thumbnailSalman Khan - Khan Academy: Education Reimagined
1h 0m 54s
NASA's Ames Research Center (@NASAAmes)
2014-Aug-13
67,836
113.thumbnailScience
25m 46s
NASA Johnson (@NASA_Johnson)
2015-Apr-07
67,158
114.thumbnailPluto Revealed! Latest Results from NASA's New Horizons Mission
1h 5m 35s
CfA Colloquium
2016-Sep-29
65,382
115.thumbnailAstronaut Greets YouTube Space Lab Participants
20m 37s
NASA Johnson (@NASA_Johnson)
2012-Sep-13
64,351
116.thumbnailNASA IBEX Science Update
41m 55s
NASA (@NASA)
2009-Oct-15
63,811
117.thumbnailESAHangout: Rosetta science and countdown to comet landing
1h 29m 45s
European Space Agency, ESA (@esa)
2014-Nov-08
63,785
118.thumbnailThe Search for Dark Matter - Professor Carolin Crawford
1h 0m 48s
GreshamCollege (@GreshamCollege)
2014-Oct-30
63,728
119.thumbnailNASA TV Video File 2015 Year in Review
44m 54s
NASA (@NASA)
2015-Dec-24
63,527
120.thumbnailThe Journeys of Apollo
57m 45s
NASA (@NASA)
2014-Jul-16
63,416
121.thumbnailDo we need String Theory for Quantum Gravity? - Lance Dixon (SETI Talks)
1h 9m 41s
SETI Institute (@SETIInstitute)
2011-Sep-25
63,243
122.thumbnailNew Horizon Phones Home
31m 28s
NASA (@NASA)
2015-Jul-15
62,260
123.thumbnailNASA News Conference on the New Horizons Mission
55m 44s
NASA (@NASA)
2015-Jul-17
61,981
124.thumbnailDawn Ceres Arrival
52m 17s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-Mar-02
61,088
125.thumbnailSpace Station's Hadfield Connects with Canadian Students
24m 19s
NASA (@NASA)
2013-Jan-30
60,042
126.thumbnailNASA Invites Media to Talk with Cast of Hidden Figures
29m 36s
NASA (@NASA)
2016-Dec-12
59,883
127.thumbnailRetired Astronaut Scott Kelly Reflects on Year-Long ISS Mission
55m 16s
NASA (@NASA)
2016-May-25
59,488
128.thumbnailAstronomy 10 - Lecture 1
1h 16m 42s
UCBerkeley (@UCB_Astronomy)
2011-Aug-26
59,250
129.thumbnailSLS Qualification Booster Test
57m 12s
NASA (@NASA)
2015-Mar-11
59,226
130.thumbnailJuno’s Status at Jupiter
36m 55s
NASA (@NASA)
2016-Jul-05
58,101
131.thumbnailCosmic Obsession Observatory: 25" Obsession Telescope
26m 14s
Francis Walsh (@awewriter)
2012-Jan-19
57,507
132.thumbnailWhat is a Planet?
1h 11m 8s
CfA Observatory Nights
2014-Sep-19
57,136
133.thumbnailPresident Obama Pledges Total Commitment to NASA
33m 3s
NASA (@NASA)
2010-Apr-16
56,564
134.thumbnailLecture: Unveiling Dwarf Planet Ceres
1h 18m 39s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-Oct-09
54,637
135.thumbnailSpaceX Dragon Headed to the ISS
38m 13s
NASA (@NASA)
2016-Apr-08
54,224
136.thumbnailNew Horizons Mission Update – July 14, 2015 (Morning)
42m 36s
NASA (@NASA)
2015-Jul-14
53,879
137.thumbnailThe Sounds of the Universe - Professor Carolin Crawford
55m 13s
GreshamCollege (@GreshamCollege)
2011-Dec-15
53,508
138.thumbnailOrion’s First Flight Test Reviewed
43m 30s
NASA (@NASA)
2014-Dec-05
53,071
139.thumbnail2. Planetary Orbits
51m 23s
YaleCourses (@YaleCTL)
2008-Sep-29
52,758
140.thumbnailOrion Post-Scrub News Conference
27m 44s
NASA (@NASA)
2014-Dec-04
52,612
141.thumbnailHubble Releases New Comet ISON Observations
56m 34s
Hubble Space Telescope (@HubbleTelescope)
2013-Oct-17
52,243
142.thumbnailNASA Chooses Boeing and SpaceX Companies to Transport U.S. Astronauts to ISS
35m 39s
NASA (@NASA)
2014-Sep-16
51,488
143.thumbnailExpedition 31 Crew Lands Safely in Kazakhstan
52m 29s
NASA (@NASA)
2012-Jul-01
49,930
144.thumbnailHearts of Darkness: Black Holes in Space
1h 56m 12s
SVAstronomyLectures
2013-Apr-10
49,745
145.thumbnailEuropa Mission News
50m 0s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-May-27
49,495
146.thumbnail"Building the Future Spacesuit" -Dava Newman (MIT)
59m 13s
CfA Observatory Nights
2014-May-16
49,036
147.thumbnailThe Next Big Questions in Astronomy - Professor Carolin Crawford
59m 48s
GreshamCollege (@GreshamCollege)
2015-Apr-10
48,785
148.thumbnail706 Top Sportsman Corvette Warm-up on a Cold Day 11/11
34m 30s
Francis Walsh (@awewriter)
2011-Nov-27
48,186
149.thumbnailSearching for Planets around Alpha Centauri - Michael Endl (SETI Talks)
1h 1m 58s
SETI Institute (@SETIInstitute)
2015-Nov-06
48,128
150.thumbnailRecently Returned Expedition 35 crew participates in Google+ Hangout
1h 0m 2s
NASA (@NASA)
2013-May-23
47,033
151.thumbnailChris Hadfield's First News Conference as Commander of the ISS
21m 42s
Canadian Space Agency (@csa_asc)
2013-Mar-19
46,745
152.thumbnailMultiverse or Universe? - Andre Linde (SETI Talks)
1h 21m 35s
SETI Institute (@SETIInstitute)
2013-Jan-02
46,536
153.thumbnailBuying Your First Telescope
1h 34m 11s
Deep Astronomy (@DeepAstronomy)
2013-Dec-19
46,478
154.thumbnailNASA’s Journey to Mars News Briefing
52m 53s
NASA (@NASA)
2014-Dec-02
46,195
155.thumbnailStationLIFE: Nutrition Jan 2015
21m 11s
NASA Johnson (@NASA_Johnson)
2015-Jan-11
46,094
156.thumbnailNASA-Funded Research Discovers Life Built with Toxic Chemical
56m 54s
NASA (@NASA)
2010-Dec-02
45,964
157.thumbnailJuno Preparing for Encounter with Jupiter
58m 39s
NASA (@NASA)
2016-Jul-04
45,958
158.thumbnailHow to attach a DSLR camera onto your telescope
50m 47s
Martin Pyott (@MartyPyott)
2015-Jul-19
45,926
159.thumbnailThe Evolution of the Laws of Physics - Lee Smolin (SETI Talks)
1h 28m 55s
SETI Institute (@SETIInstitute)
2013-Jun-24
45,883
160.thumbnailKuiper Belt & The Tenth Planet Discovery
1h 2m 46s
TBar1984
2012-Jul-29
45,840
161.thumbnailVoyages to the Outer Solar System - Professor Ian Morison
1h 9m 27s
GreshamCollege (@GreshamCollege)
2011-Aug-22
45,799
162.thumbnailBig Test to Qualify Most Powerful Rocket Booster for Flight
59m 1s
NASA (@NASA)
2016-Jun-28
45,758
163.thumbnailSTS 125 Mission Highlights
1h 0m 2s
NASA (@NASA)
2009-May-24
45,509
164.thumbnailNebulosity Review & Demo
47m 6s
astronomyshed
2012-Apr-18
45,116
165.thumbnailNASA Long-Distance Google+ Hangout to Connect with Space Station
1h 4m 17s
NASA (@NASA)
2013-Feb-22
43,872
166.thumbnail3. Our Solar System and the Pluto Problem
45m 55s
YaleCourses (@YaleCTL)
2008-Sep-29
43,742
167.thumbnailAdvanced Newtonian Collimation
23m 47s
astronomyshed
2012-Feb-19
43,496
168.thumbnailIt Does Take a Rocket Scientist! Stan Love Explains Why Mars is Hard.
44m 53s
NASA Johnson (@NASA_Johnson)
2012-Jul-19
43,137
169.thumbnailBeyond the Visible: The Story of the Very Large Array
24m 24s
The NRAO (@TheNRAO)
2013-Oct-04
43,030
170.thumbnailBlack Holes: No need to be afraid! - Professor Ian Morison
1h 1m 17s
GreshamCollege (@GreshamCollege)
2011-Aug-11
42,894
171.thumbnailA guide to the Sky-Watcher Heritage 90 and 114P Virtuoso Computerised Auto-Tracking Telescopes
28m 43s
Astronomy and Nature TV (@Ast_Nat_TV)
2014-Feb-25
42,173
172.thumbnailNASA Dedicates Facility to Mathematician, Presidential Medal Winner
1h 1m 8s
NASA (@NASA)
2016-May-05
42,106
173.thumbnailNASA | Rising Seas: Science on the Greenland Ice Sheet
45m 19s
NASA Goddard (@NASAGoddard)
2015-Sep-15
41,869
174.thumbnail"Best of the Best" Launches "Powered" by Music
45m 25s
NASA (@NASA)
2010-Dec-16
41,809
175.thumbnailThe Age of the Universe - Professor Carolin Crawford
53m 55s
GreshamCollege (@GreshamCollege)
2013-Mar-01
41,409
176.thumbnailThe von Karman Lecture Series NASA Asteroid Redirect
1h 1m 20s
NASA (@NASA)
2014-Nov-07
41,230
177.thumbnailFinal Space Shuttle Discovery Crew Arrives at NASA's Kennedy Space Center for STS-133 Launch
22m 4s
NASA (@NASA)
2011-Feb-20
41,088
178.thumbnail30 Minutes to Mars
28m 2s
NASA (@NASA)
2015-May-04
40,936
179.thumbnailWeird & Wonderful Saturn
1h 2m 1s
NASA Jet Propulsion Laboratory (@NASAJPL)
2013-Dec-04
40,591
180.thumbnailColonizing the Solar System, Part 1: Colonizing the Inner Solar System
20m 39s
Fraser Cain (@fcain)
2016-Nov-17
40,574
181.thumbnailOpportunity: 10 Years on Mars
1h 32m 12s
NASA Jet Propulsion Laboratory (@NASAJPL)
2014-Jan-24
40,398
182.thumbnailSTS-132: The Mission Highlights
59m 12s
NASA (@NASA)
2010-May-26
40,070
183.thumbnailPluto on the Horizon: Anticipating our First Encounter with the Double Planet
1h 22m 45s
SVAstronomyLectures
2015-Feb-18
39,960
184.thumbnailX-ray Astrophysics: The High Energy Cosmos - Professor Carolin Crawford
54m 41s
GreshamCollege (@GreshamCollege)
2012-Dec-05
39,916
185.thumbnailNew Horizons Mission Update - July 13, 2015
1h 2m 0s
NASA (@NASA)
2015-Jul-13
39,832
186.thumbnailFirst Contact - Marc Kaufman, Jill Tarter, Frank Drake, Seth Shostak (SETI Talks)
1h 25m 35s
SETI Institute (@SETIInstitute)
2011-Jun-26
39,759
187.thumbnailNASA Connects Space Station and "Star Trek Into Darkness" Crews in a Google+ Hangout
56m 22s
NASA (@NASA)
2013-May-16
39,472
188.thumbnailTelexploration: How video game technologies can take NASA to the next level
1h 4m 46s
NASA Jet Propulsion Laboratory (@NASAJPL)
2013-Sep-13
38,761
189.thumbnailBlack Holes and Firewalls - Joe Polchinski (SETI Talks)
1h 8m 59s
SETI Institute (@SETIInstitute)
2013-Oct-08
38,674
190.thumbnailThe Science of Juno ‘s Mission to Jupiter
54m 14s
NASA (@NASA)
2016-Jun-30
38,662
191.thumbnailEinstein Passes Tests by NASA's Gravity Probe B
50m 26s
NASA (@NASA)
2011-May-04
38,564
192.thumbnailThe Red Planet - Professor Carolin Crawford
59m 6s
GreshamCollege (@GreshamCollege)
2013-Oct-03
38,309
193.thumbnailVirtual Landing Party for the Curiosity Rover
3h 19m 32s
Fraser Cain (@fcain)
2012-Aug-06
38,040
194.thumbnailTo Infinity and Beyond - Professor Ian Morison
1h 7m 11s
GreshamCollege (@GreshamCollege)
2011-Aug-27
37,717
195.thumbnailThe Lives of Stars - Professor Carolin Crawford
58m 26s
GreshamCollege (@GreshamCollege)
2014-Feb-26
36,797
196.thumbnailAstronomy in the Year 2020
1h 4m 49s
CfA Observatory Nights
2015-Apr-17
36,528
197.thumbnailAdministrator Discusses the State of NASA
36m 44s
NASA (@NASA)
2015-Feb-02
36,230
198.thumbnailSaturn, its Rings and Moons - Professor Carolin Crawford
1h 2m 28s
GreshamCollege (@GreshamCollege)
2011-Nov-14
36,048
199.thumbnail24. The Multiverse and Theories of Everything
46m 46s
YaleCourses (@YaleCTL)
2008-Sep-29
35,847
200.thumbnailSupply Spacecraft Heads to the Space Station
23m 15s
NASA (@NASA)
2016-Mar-23
35,534
201.thumbnailChris Hadfield Speaks with William Shatner live from space -- Event Video
34m 7s
Canadian Space Agency (@csa_asc)
2013-Feb-08
35,528
202.thumbnail21. Dark Energy and the Accelerating Universe and the Big Rip
45m 48s
YaleCourses (@YaleCTL)
2008-Sep-29
35,430
203.thumbnailClosing in on Jupiter
54m 55s
NASA (@NASA)
2016-Jun-16
35,271
204.thumbnailAre we living in a multiverse? - Anthony Aguirre (SETI Talks)
1h 16m 47s
SETI Institute (@SETIInstitute)
2011-Aug-21
35,117
205.thumbnailNew Horizons Mission Update – July 14, 2015 (Evening)
41m 22s
NASA (@NASA)
2015-Jul-15
35,072
206.thumbnailNASA Shuttle Carrier Aircraft Arrives at Kennedy Space Center
30m 52s
NASA (@NASA)
2012-Sep-11
35,058
207.thumbnailCenter Spotting & Cleaning Primary Mirror
28m 2s
astronomyshed
2012-Aug-31
34,937
208.thumbnailThe Early Universe - Professor Carolin Crawford
56m 14s
GreshamCollege (@GreshamCollege)
2015-Feb-11
34,892
209.thumbnailNASA STS-129 Mission Highlights
59m 34s
NASA (@NASA)
2009-Nov-27
34,664
210.thumbnailSTS-134: Space Shuttle Endeavour's last Mission
58m 39s
NASA (@NASA)
2011-Jun-01
34,647
211.thumbnailHidden Dimensions and String Theory - Joanne Hewett (SETI Talks)
1h 9m 27s
SETI Institute (@SETIInstitute)
2009-Mar-16
34,646
212.thumbnailUsing the Philip's Planisphere
23m 16s
Astronomy and Nature TV (@Ast_Nat_TV)
2012-Mar-31
34,475
213.thumbnailNASA Holds Post-Launch Briefing to Discuss Status of SpaceX Mission to the ISS
26m 55s
NASA (@NASA)
2017-Feb-19
33,412
214.thumbnailThe Transient Universe - Professor Carolin Crawford
58m 46s
GreshamCollege (@GreshamCollege)
2014-Dec-03
32,986
215.thumbnail8. Introduction to Black Holes
44m 4s
YaleCourses (@YaleCTL)
2008-Sep-29
32,733
216.thumbnailNASA Talk - Escaping Earth's Gravity: Space Launch System
1h 10m 23s
NASA Langley Research Center (@NASA_Langley)
2015-Jan-21
32,717
217.thumbnailBuying a good telescope for Christmas and avoid cheap trash telescopes
1h 44m 54s
Martin Pyott (@MartyPyott)
2015-Dec-05
32,574
218.thumbnailExpedition 50-51 Welcomed Aboard the Space Station
22m 57s
NASA (@NASA)
2016-Nov-20
32,492
219.thumbnailNASA Launches New Earth-Observing Satellite
40m 46s
NASA (@NASA)
2013-Feb-11
32,395
220.thumbnailThe A4 / V2 rocket in detail: Bringing a V2 rocket gyro back to life
21m 10s
Astronomy and Nature TV (@Ast_Nat_TV)
2013-Jun-01
32,394
221.thumbnailThe Flight of Apollo 11
28m 27s
NASA (@NASA)
2014-Jul-16
32,385
222.thumbnailNASA Introduces Media to New Astronaut Candidates
35m 46s
NASA (@NASA)
2013-Aug-20
32,327
223.thumbnailDiscovery, Innovation and New Destinations Highlight "This Year @NASA"
36m 12s
NASA (@NASA)
2011-Dec-23
32,275
224.thumbnailMultiple Universes and Cosmic Inflation: The Quest to Understand Our Universe (and Find Others)
1h 31m 52s
SVAstronomyLectures
2013-Apr-06
32,007
225.thumbnailNASA's Documentary Film: Hubble25
32m 1s
NASA (@NASA)
2015-Apr-25
31,754
226.thumbnailChris Hadfield addresses Canadian media from space
20m 3s
Canadian Space Agency (@csa_asc)
2013-Jan-10
31,562
227.thumbnailESA - Space to Relax / Stellar Works of Art
25m 6s
European Space Agency, ESA (@esa)
2012-Jun-13
31,229
228.thumbnailThe Violent Universe - Professor Ian Morison
1h 3m 16s
GreshamCollege (@GreshamCollege)
2011-Aug-25
31,168
229.thumbnailComplete Mount & Scope Setup. PART FOUR (alignment & imaging)
33m 26s
astronomyshed
2011-May-01
31,148
230.thumbnail9. Special and General Relativity
48m 0s
YaleCourses (@YaleCTL)
2008-Sep-29
31,138
231.thumbnailFlight Day 3 Momentous for STS-132
26m 1s
NASA (@NASA)
2010-May-17
31,102
232.thumbnailWISE L-20 News Conference
27m 48s
NASA (@NASA)
2009-Nov-17
31,068
233.thumbnailFrontiers in Artifact SETI: Waste Heat, Alien Megastructures & Tabbys Star - Jason Wright (ST 2016)
1h 4m 5s
SETI Institute (@SETIInstitute)
2016-Aug-12
30,707
234.thumbnailLive Telescope Streaming - Feb. 17, 2012
1h 48m 35s
Fraser Cain (@fcain)
2012-Feb-17
30,608
235.thumbnailCuriosity's Mars Rock Drilling Discussed
1h 9m 33s
NASA (@NASA)
2013-Mar-12
30,516
236.thumbnailPanel Discussion: When Will We Find Life Beyond Earth?
1h 6m 50s
SETI Institute (@SETIInstitute)
2016-May-03
30,311
237.thumbnailA Year of Curiosity on Mars
1h 10m 46s
NASA (@NASA)
2013-Aug-06
30,236
238.thumbnailViking at 40: Future of Mars Exploration Panel
1h 27m 2s
NASA (@NASA)
2016-Jul-21
30,092
239.thumbnailBrown Dwarfs and Free Floating Planets: When You are Just Too Small to be a Star
1h 32m 53s
SVAstronomyLectures
2013-Jun-02
30,044
240.thumbnailNews Telecon: NASA to Sample Alien Ocean
43m 46s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-Oct-27
29,915
241.thumbnailDiscovery's Scheduled Liftoff Nears
53m 16s
NASA (@NASA)
2011-Feb-24
29,892
242.thumbnailExoplanet Kepler 452b with SETI Institute scientists
21m 36s
SETI Institute (@SETIInstitute)
2015-Jul-23
29,737
243.thumbnailNASA | Our Violent Universe
45m 21s
NASA Goddard (@NASAGoddard)
2015-Nov-17
29,674
244.thumbnailTransit of Venus - Live
3h 59m 47s
Fraser Cain (@fcain)
2012-Jun-06
29,493
245.thumbnailA Holographic Quantum Theory of Spacetime - Tom Banks (SETI Talks)
1h 21m 39s
SETI Institute (@SETIInstitute)
2015-Jul-02
28,966
246.thumbnailBritish Astronaut Talks From Space with Students and Teachers Back Home
20m 29s
NASA (@NASA)
2016-Feb-02
28,963
247.thumbnailNASA Talk - Mars Entry, Descent and Landing with Humans
1h 14m 32s
NASA Langley Research Center (@NASA_Langley)
2015-Jan-21
28,876
248.thumbnailFinding ET with the Colossus Telescope - Jeff Kuhn (SETI Talks)
1h 18m 18s
SETI Institute (@SETIInstitute)
2013-Sep-24
28,840
249.thumbnailThe Earth from Space
53m 57s
NASA (@NASA)
2015-Apr-22
28,820
250.thumbnailApollo 11 Mission Audio - Day 1
1h 7m 44s
NASA (@NASA)
2014-Jul-23
28,813
251.thumbnailExploring Europa - Ocean Worlds of the Outer Solar System
1h 23m 35s
NASA (@NASA)
2014-Jun-20
28,738
252.thumbnailExploration forum showcases NASA's Human Path to Mars
2h 28m 50s
NASA (@NASA)
2014-Apr-30
28,527
253.thumbnailSTS-135 Mission Highlights
58m 14s
NASA (@NASA)
2011-Jul-21
28,508
254.thumbnailBlack Widow Pulsars: The Vengeful Corpses of Stars
1h 1m 48s
SVAstronomyLectures
2014-Apr-19
28,295
255.thumbnailSearch for Habitable Exoplanets - Sara Seager (SETI Talks)
1h 10m 36s
SETI Institute (@SETIInstitute)
2011-Dec-25
28,177
256.thumbnailCommander Takes a Time Out to Talk with Canadian Students
20m 23s
NASA (@NASA)
2013-Apr-09
27,712
257.thumbnailCuriosity Checks In on Sol 5
1h 19m 15s
NASA (@NASA)
2012-Aug-10
27,650
258.thumbnailORBITAL DEBRIS SAFELY PASSES INTERNATIONAL SPACE STATION
28m 35s
NASA (@NASA)
2012-Mar-24
27,619
259.thumbnailA Deep in the Heart(felt) Homecoming
32m 33s
NASA (@NASA)
2016-Mar-03
27,523
260.thumbnailNASA Science Update Comet Siding Spring
56m 33s
NASA Jet Propulsion Laboratory (@NASAJPL)
2014-Oct-10
27,483
261.thumbnailThe von Kármán Lecture Series: Dawn’s Mission to the Asteroid Belt
1h 28m 40s
NASA (@NASA)
2014-Dec-05
27,405
262.thumbnailPerseid meteor shower on NASA TV
4h 1m 12s
NASA (@NASA)
2015-Aug-13
27,145
263.thumbnailSTS-130 Twitter Event
20m 39s
NASA Johnson (@NASA_Johnson)
2010-Feb-13
26,936
264.thumbnailET Math: How different could it be? - John Stillwell (SETI Talks)
1h 6m 50s
SETI Institute (@SETIInstitute)
2011-Nov-20
26,918
265.thumbnailSoyuz Crew Lands in Kazakhstan
24m 27s
NASA (@NASA)
2011-Sep-16
26,858
266.thumbnailPlanets Everywhere: The 7th Kepler Planet Catalog - Fergal Mullally (SETI Talks)
1h 0m 9s
SETI Institute (@SETIInstitute)
2015-Dec-04
26,688
267.thumbnailSTS-133 Flight Day 1 Highlights
26m 17s
NASA (@NASA)
2011-Feb-25
26,369
268.thumbnailProduct review on the ZWO ASI120MC S Planetary colour camera
1h 12m 17s
Martin Pyott (@MartyPyott)
2015-Feb-14
26,367
269.thumbnailApollo 40th Anniversary Press Conference
1h 3m 43s
NASA (@NASA)
2009-Jul-20
26,286
270.thumbnailESAHangout: Rosetta mission's day in the Sun
2h 3m 56s
European Space Agency, ESA (@esa)
2015-Aug-13
26,225
271.thumbnailNASA | Vital Signs: Taking the Pulse of Our Planet
41m 31s
NASA Goddard (@NASAGoddard)
2014-Oct-23
26,224
272.thumbnailWhite House, NASA Discuss Asteroid Redirect Mission
26m 39s
NASA (@NASA)
2016-Sep-14
26,118
273.thumbnailNASA Rover on Course for Mars Landing
1h 5m 29s
NASA (@NASA)
2012-Jul-16
25,961
274.thumbnailLarry Lemke - Red Dragon: Low Cost Access to the Surface of Mars (SETI Talks)
1h 10m 7s
SETI Institute (@SETIInstitute)
2014-Jun-24
25,950
275.thumbnail"The Martian" Visits JSC
56m 51s
NASA (@NASA)
2015-Sep-15
25,623
276.thumbnailNext Space Station crew closing in on launch
22m 24s
NASA (@NASA)
2014-Mar-19
25,614
277.thumbnailStar Dust - Professor Carolin Crawford
51m 29s
GreshamCollege (@GreshamCollege)
2012-Jul-19
25,612
278.thumbnailWarp Eight Mr. Scott: Will It Happen? The Future of Space Travel
56m 42s
SETI Institute (@SETIInstitute)
2011-Nov-29
25,544
279.thumbnail20 Years in 20 Images: Hubble's Universe Unfiltered
28m 16s
Hubble Space Telescope (@HubbleTelescope)
2011-May-27
25,448
280.thumbnailThe Sun, our Nearest Star - Professor Carolin Crawford
56m 35s
GreshamCollege (@GreshamCollege)
2014-Dec-15
25,281
281.thumbnailISS Crew Discusses Life in Space
21m 33s
NASA (@NASA)
2015-Mar-14
25,230
282.thumbnailVLT Opening (real time) - Deep Sky Videos
32m 12s
DeepSkyVideos (@DeepSkyVideos)
2013-Sep-21
24,899
283.thumbnailOur nearest neighbour, the Moon - Professor Carolin Crawford
59m 58s
GreshamCollege (@GreshamCollege)
2012-Oct-22
24,880
284.thumbnailKepler, Exoplanets and SETI - Geoff Marcy (SETI Talks)
1h 33m 37s
SETI Institute (@SETIInstitute)
2011-Sep-18
24,831
285.thumbnailString Theory Multiverse - Sergei Dubovsky (SETI Talks)
1h 12m 5s
SETI Institute (@SETIInstitute)
2010-Mar-02
24,797
286.thumbnailNew Eyes on Space: James Webb Space Telescope
1h 32m 9s
NASA Jet Propulsion Laboratory (@NASAJPL)
2016-Nov-22
24,780
287.thumbnailESAHangout: Where will Philae land?
1h 9m 19s
European Space Agency, ESA (@esa)
2014-Sep-02
24,713
288.thumbnailA Total Eclipse of the Sun
59m 40s
NASA (@NASA)
2016-Mar-09
24,651
289.thumbnailStationLife: Eye-Opening Science
25m 30s
NASA Johnson (@NASA_Johnson)
2015-Jun-02
24,436
290.thumbnailThe Plan to Launch America
1h 2m 0s
NASA (@NASA)
2015-Jan-26
24,241
291.thumbnailSpace Station Crew Member Discusses Life in Space with NBC's "Meet the Press"
20m 45s
NASA (@NASA)
2016-Sep-28
24,130
292.thumbnailISS and Shuttle Crew Farewells
32m 22s
NASA (@NASA)
2011-May-29
24,091
293.thumbnailSpaceX Progress Updated for Media
50m 12s
NASA (@NASA)
2012-May-25
24,028
294.thumbnailHow to Collimate a Skywatcher 127mm Maksutov telescope
49m 36s
Martin Pyott (@MartyPyott)
2014-Dec-23
23,866
295.thumbnailNASA's Next Mission to Mars
55m 12s
NASA (@NASA)
2013-Oct-28
23,749
296.thumbnailExpedition 36/37 Crew Heads to the ISS
26m 8s
NASA (@NASA)
2013-May-29
23,745
297.thumbnailNASA's Next Giant Leap
49m 39s
NASA Jet Propulsion Laboratory (@NASAJPL)
2014-Jul-18
23,740
298.thumbnailNASA's New Horizons Mission Update from the Johns Hopkins University Applied Physics Lab (APL)
27m 35s
NASA (@NASA)
2015-Jun-23
23,641
299.thumbnailSkyWatcher Quattro 10CF Tweaks And Mods
1h 15m 7s
astronomyshed
2012-Feb-16
23,628
300.thumbnailThe Dawn of Creation: The First Two Billion Years
1h 51m 9s
SVAstronomyLectures
2013-Sep-18
23,283