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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-Nov-23 16:09 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
17,314,837
2.thumbnailNASA | Thermonuclear Art – The Sun In Ultra-HD (4K)
30m 25s
NASA Goddard (@NASAGoddard)
2015-Nov-01
5,699,469
3.thumbnailSoyuz undocking, reentry and landing explained
20m 45s
European Space Agency, ESA (@esa)
2013-Nov-11
4,285,980
4.thumbnailDeparting Space Station Commander Provides Tour of Orbital Laboratory
25m 5s
NASA (@NASA)
2012-Nov-19
4,084,300
5.thumbnailLaunch Tops STS-132 Crews First Day in Space
29m 46s
NASA (@NASA)
2010-May-15
1,426,156
6.thumbnailDeep Universe: Hubble's Universe Unfiltered
31m 24s
Hubble Space Telescope (@HubbleTelescope)
2011-Jan-31
1,225,981
7.thumbnailNASA’s Spitzer Reveals Largest Batch of Earth-Size, Habitable-Zone Planets Around a Single Star
38m 25s
NASA (@NASA)
2017-Feb-22
1,118,415
8.thumbnailThe Year of Pluto - New Horizons Documentary Brings Humanity Closer to the Edge of the Solar System
58m 34s
NASA (@NASA)
2015-Jun-12
1,035,367
9.thumbnailExpedition 27 Crew Prepares for Launch as their Soyuz Rocket Move to Launch Pad
31m 48s
NASA (@NASA)
2011-Apr-02
1,011,217
10.thumbnailThe Earth: 4K Extended Edition
59m 54s
NASA Johnson (@NASA_Johnson)
2017-Feb-11
911,550
11.thumbnailChris Hadfield answers questions live from space with the Governor General of Canada
23m 13s
Canadian Space Agency (@csa_asc)
2013-Jan-30
752,264
12.thumbnailDark Energy & The Big Rip - Sixty Symbols
34m 7s
Sixty Symbols (@sixtysymbols)
2014-Mar-25
590,195
13.thumbnailNew Views of Endeavour's Launch from Booster Cameras
36m 49s
NASA (@NASA)
2011-May-25
583,313
14.thumbnailWhen Galaxies Collide... - Professor Carolin Crawford
55m 23s
GreshamCollege (@GreshamCollege)
2013-Apr-24
543,271
15.thumbnailSciCafe: Life the Universe and Everything with Neil deGrasse Tyson
1h 28m 27s
American Museum of Natural History (@AMNH)
2010-Sep-09
537,172
16.thumbnailCosmic Superstrings - Sixty Symbols
28m 42s
Sixty Symbols (@sixtysymbols)
2013-Nov-29
500,093
17.thumbnailThe Space Shuttle (Narrated by William Shatner)
1h 20m 44s
NASA (@NASA)
2011-Jul-05
469,334
18.thumbnailSoyuz rendezvous and docking explained
21m 7s
European Space Agency, ESA (@esa)
2014-Nov-21
468,437
19.thumbnail"Best of the Best" Provides New Views, Commentary of Shuttle Launches
45m 25s
NASA (@NASA)
2010-Dec-16
455,016
20.thumbnailCBS Coverage of Apollo 11 Lunar Landing
42m 29s
NASA (@NASA)
2014-Jul-17
421,882
21.thumbnailRestored Apollo 11 EVA
3h 2m 31s
NASA (@NASA)
2014-Jul-17
415,943
22.thumbnailCanadians Converse About Life in Space
20m 27s
NASA (@NASA)
2013-Feb-28
389,208
23.thumbnailRosetta mission: Results from comet landing: 14 Nov, 13:00 GMT
1h 1m 26s
European Space Agency, ESA (@esa)
2014-Nov-14
384,014
24.thumbnailInflation & the Universe in a Grapefruit - Sixty Symbols
24m 8s
Sixty Symbols (@sixtysymbols)
2013-Dec-17
373,670
25.thumbnailThe Black Hole Wars: My Battle with Stephen Hawking
1h 34m 52s
SVAstronomyLectures
2013-Sep-04
373,581
26.thumbnailAtlantis's Final Landing at Kennedy Space Center
29m 50s
NASA (@NASA)
2011-Jul-21
350,747
27.thumbnailNASA Mission Control 360 Live: Cassini’s Finale at Saturn
1h 32m 37s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Sep-15
342,821
28.thumbnailNASA Mission Control Live: Cassini’s Finale at Saturn
1h 29m 58s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Sep-15
339,054
29.thumbnailSpace Station Crew Uses HAM Radio to Call Earth
20m 28s
NASA (@NASA)
2010-Nov-23
329,063
30.thumbnailNASA ASTRONAUT LEADS TOUR OF SPACE STATION IN HD
28m 21s
NASA (@NASA)
2009-Jun-24
312,895
31.thumbnailClash of the Titans: Hubble's Universe Unfiltered
20m 24s
Hubble Space Telescope (@HubbleTelescope)
2013-Apr-05
310,071
32.thumbnailWater Flowing on Present-Day Mars
58m 19s
NASA (@NASA)
2015-Sep-28
293,922
33.thumbnailComets: Visitors from the Frozen Edge of the Solar System - Professor Carolin Crawford
53m 51s
GreshamCollege (@GreshamCollege)
2013-Dec-12
284,669
34.thumbnailNew Views of Discovery's Launch from Shuttle's Solid Rocket Boosters
29m 25s
NASA (@NASA)
2011-Mar-03
263,326
35.thumbnailSuit Up - 50 Years of Spacewalks
32m 34s
NASA (@NASA)
2015-Jun-01
261,081
36.thumbnailBooster Camera Video of Atlantis Launch
32m 39s
NASA (@NASA)
2011-Jul-14
253,119
37.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
248,960
38.thumbnailNASA's Kepler Mission Announces Latest Planetary Discovery
1h 4m 34s
NASA's Ames Research Center (@NASAAmes)
2011-Dec-05
239,102
39.thumbnailSpace Experts Discuss the Search for Life in the Universe at NASA
1h 26m 50s
NASA (@NASA)
2014-Jul-14
226,428
40.thumbnailHow earth's tilt causes seasons | Cosmology & Astronomy | Khan Academy
20m 47s
Khan Academy (@khanacademy)
2011-Jul-13
224,543
41.thumbnailEVA Lessons Learned
30m 57s
NASA Johnson (@NASA_Johnson)
2013-Jun-05
221,245
42.thumbnailShortest Lunar Eclipse of the Century
45m 26s
NASA (@NASA)
2015-Apr-04
196,952
43.thumbnailNew Horizons Arrives at Pluto
26m 12s
NASA (@NASA)
2015-Jul-14
195,297
44.thumbnailBehind the Scenes: Landing the Soyuz
27m 53s
NASA Johnson (@NASA_Johnson)
2011-Jun-20
194,923
45.thumbnailPluto Revealed! Latest Results from NASA's New Horizons Mission
1h 5m 35s
CfA Colloquium
2016-Sep-29
184,803
46.thumbnailNews Briefing: Liquid Water on Today's Mars
58m 43s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-Sep-28
184,067
47.thumbnailQuasars: the Brightest Black Holes - Professor Carolin Crawford
58m 48s
GreshamCollege (@GreshamCollege)
2013-Nov-13
179,906
48.thumbnailNASA's Voyager 1 is in Interstellar Space
57m 1s
NASA (@NASA)
2013-Sep-12
173,209
49.thumbnailCaptain Kirk Chats Up Countryman on Station
26m 17s
NASA (@NASA)
2013-Feb-07
170,331
50.thumbnailLarge Telescopes And Why We Need Them - Professor Carolin Crawford
56m 36s
GreshamCollege (@GreshamCollege)
2012-Jun-06
170,002
51.thumbnailMusic Monday Comes to Space
22m 53s
NASA (@NASA)
2013-May-06
164,603
52.thumbnail1. Introduction
46m 40s
YaleCourses (@YaleCTL)
2008-Sep-29
160,351
53.thumbnailFirst cosmic event seen in gravitational waves and light!
2h 24m 34s
National Science Foundation (@NSF)
2017-Oct-16
156,533
54.thumbnailFirst Spacewalk Successful for Drew, Bowen
30m 27s
NASA (@NASA)
2011-Mar-01
155,398
55.thumbnailVoyager Humanity's Farthest Journey
51m 17s
NASA (@NASA)
2011-Apr-28
155,245
56.thumbnailFirst Science From Juno at Jupiter (NASA News Audio with Visuals)
1h 8m 49s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-May-26
150,578
57.thumbnailNASA TRAPPIST-1 News
38m 7s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Feb-22
147,701
58.thumbnailStationLIFE: Let’s Get Physical
28m 42s
NASA Johnson (@NASA_Johnson)
2015-May-08
146,282
59.thumbnailWater in the Universe
57m 37s
NASA (@NASA)
2015-Apr-07
146,144
60.thumbnailSmoke and fire RS 25 rocket engine test
46m 33s
NASA (@NASA)
2015-Aug-13
145,094
61.thumbnailSoyuz Undocks; Crew Heads Home
22m 15s
NASA (@NASA)
2012-Jul-01
144,003
62.thumbnailSeeing Pluto in a New Light
1h 1m 34s
NASA (@NASA)
2015-Jul-15
140,666
63.thumbnailThe Weirdest Stars in the Universe
1h 20m 15s
Hubble Space Telescope (@HubbleTelescope)
2015-Jun-03
137,102
64.thumbnailExpedition 41/42 Crew Meets Russian Commission Officials and Reporters as Launch Approaches
34m 21s
NASA (@NASA)
2014-Sep-24
129,725
65.thumbnailFinding the Next Earth: The Latest Results from Kepler
1h 28m 39s
SVAstronomyLectures
2013-Mar-19
128,844
66.thumbnailESA astronaut André Kuipers' tour of the International Space Station
55m 34s
European Space Agency, ESA (@esa)
2012-Aug-16
126,343
67.thumbnailHow to Build A Time Machine - Paul Davies (SETI Talks)
1h 7m 6s
SETI Institute (@SETIInstitute)
2012-Apr-08
125,094
68.thumbnailNASA: News Conference on Oceans Beyond Earth
48m 23s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Apr-13
125,010
69.thumbnailRotation in Space - Professor Carolin Crawford
51m 19s
GreshamCollege (@GreshamCollege)
2012-Feb-08
124,514
70.thumbnailReport from the Planetary Frontier: The Latest from New Horizons at Pluto
1h 9m 9s
SVAstronomyLectures
2016-Apr-11
124,135
71.thumbnailJuly 12th Daily Briefing for New Horizons/Pluto Mission Pre-Flyby
20m 49s
NASA (@NASA)
2015-Jul-12
119,228
72.thumbnailSpaceX, NASA Managers Discuss Vehicle Mishap Following CRS-7 Launch
55m 48s
NASA (@NASA)
2015-Jun-28
113,950
73.thumbnailThe Search for Intelligent Life Among the Stars: New Strategies
1h 29m 59s
SVAstronomyLectures
2013-Feb-26
113,256
74.thumbnailEclipse 2017: Through the Eyes of NASA
3h 44m 25s
NASA (@NASA)
2017-Aug-24
112,531
75.thumbnailUnsolved Mysteries of the Universe - Professor Ian Morison
1h 4m 1s
GreshamCollege (@GreshamCollege)
2011-Aug-24
111,864
76.thumbnailTim's first talk with media from space
24m 51s
European Space Agency, ESA (@esa)
2015-Dec-18
111,176
77.thumbnailNASA Holds News Conference Following Orbital Launch Mishap
42m 26s
NASA (@NASA)
2014-Oct-29
110,452
78.thumbnailNASA’s New Horizons Team Reveals New Scientific Findings on Pluto
1h 8m 41s
NASA (@NASA)
2015-Jul-24
108,922
79.thumbnailAstronaut Greets YouTube Space Lab Participants
20m 37s
NASA Johnson (@NASA_Johnson)
2012-Sep-13
108,299
80.thumbnailIntroductory Astronomy: Positions on the Celestial Sphere
28m 3s
P.E. Robinson
2013-Jan-14
106,265
81.thumbnailOne-Year Crew Docking to the International Space Station
26m 4s
NASA Johnson (@NASA_Johnson)
2015-May-27
104,728
82.thumbnailThis Week at NASA -- This Year at NASA (Part 1&2)
47m 26s
NASA (@NASA)
2010-Dec-23
103,670
83.thumbnailArmstrong Hosts NASA 50th Anniversary Documentary
1h 27m 10s
NASA (@NASA)
2012-Aug-26
103,394
84.thumbnailA One-Year Mission Retrospective
1h 0m 9s
NASA (@NASA)
2016-Mar-04
102,744
85.thumbnailDiscovery Heads for Home
22m 32s
NASA (@NASA)
2011-Mar-08
102,205
86.thumbnailHow the Earth Moves - Professor Carolin Crawford
55m 13s
GreshamCollege (@GreshamCollege)
2014-May-15
101,742
87.thumbnailRose Center Anniversary Isaac Asimov Debate: Is Earth Unique?
1h 53m 26s
American Museum of Natural History (@AMNH)
2010-Oct-14
100,943
88.thumbnailColonizing the Solar System, Part 1: Colonizing the Inner Solar System
20m 39s
Fraser Cain (@fcain)
2016-Nov-17
100,144
89.thumbnail2017 Total Solar Eclipse Safety Briefing
53m 52s
NASA (@NASA)
2017-Jun-21
98,112
90.thumbnailNASA News Conference: Voyager Reaches Interstellar Space
57m 57s
NASA Jet Propulsion Laboratory (@NASAJPL)
2013-Sep-12
98,070
91.thumbnailThe Fermi Paradox: Why Are There No Tourist from Other Worlds?
1h 0m 49s
SETI Institute (@SETIInstitute)
2011-Nov-28
94,741
92.thumbnailWelcome to the Space Station
35m 24s
NASA (@NASA)
2014-May-29
92,936
93.thumbnailNASA Reveals New Discoveries on Oceans Beyond Earth During Science Briefing
48m 16s
NASA (@NASA)
2017-Apr-13
91,851
94.thumbnailSpace Station Crew Members Talk to Cast of The Martian
23m 1s
NASA (@NASA)
2015-Sep-15
91,393
95.thumbnailChris Hadfield speaks to over 800 Milton, Ontario students
20m 44s
Canadian Space Agency (@csa_asc)
2013-Jan-21
90,312
96.thumbnailOne-on-One Conversation with New Horizons Scientist
25m 9s
SciShow
2015-Jul-15
89,214
97.thumbnailKepler Makes Discoveries Inside the Habitable Zone
1h 6m 30s
NASA (@NASA)
2013-Apr-18
89,173
98.thumbnailNASA conducts spin test on15-foot-wide saucer-shaped Low-Density Supersonic Decelerator (LDSD)
1h 2m 25s
NASA (@NASA)
2015-Mar-31
87,137
99.thumbnailHadfield Chats with Hadfield School Students Back Home
22m 6s
NASA (@NASA)
2013-Jan-17
86,812
100.thumbnailComplete Mount & Scope Setup. PART TWO (Polar Aligning)
23m 51s
astronomyshed
2011-Apr-07
85,186
101.thumbnailHello Jupiter!
1h 32m 17s
NASA (@NASA)
2016-Jul-05
85,129
102.thumbnailRe-Supply Ship Docks with Space Station
28m 15s
NASA (@NASA)
2013-Feb-12
84,051
103.thumbnailDr. Harold "Sonny" White - Eagleworks Laboratories: Advanced Propulsion
1h 0m 7s
NASA's Ames Research Center (@NASAAmes)
2014-Nov-05
83,216
104.thumbnailNASA's Curiosity Rover Finds Old Streambed on Mars
51m 40s
NASA (@NASA)
2012-Sep-27
82,802
105.thumbnailHow to grind a mirror, the complete video
39m 44s
BBC Sky at Night Magazine (@skyatnightmag)
2011-Aug-09
82,347
106.thumbnailExpedition 30 Soyuz Spacecraft Integration and Rocket Roll Out to the Launch Pad
20m 18s
NASA (@NASA)
2011-Dec-19
80,258
107.thumbnailCuriosity's First Year on Mars
1h 34m 26s
NASA Jet Propulsion Laboratory (@NASAJPL)
2013-Aug-16
80,245
108.thumbnailComic-Con: Journey to Mars and The Martian
58m 19s
NASA (@NASA)
2015-Aug-19
79,988
109.thumbnailNASA Invites Media to Talk with Cast of Hidden Figures
29m 35s
NASA (@NASA)
2016-Dec-12
79,277
110.thumbnailThe Higgs Boson and the Fate of the Universe - Joseph Lykken (SETITalks)
55m 1s
SETI Institute (@SETIInstitute)
2014-Sep-04
79,147
111.thumbnailFirst Color Pic Beamed Back by Curiosity on Sol 2
56m 43s
NASA (@NASA)
2012-Aug-07
79,081
112.thumbnailCuriosity Rover Begins Mars Mission
56m 41s
NASA (@NASA)
2012-Aug-06
79,017
113.thumbnailSo, you think you've seen the Moon?
20m 6s
Astronomy and Nature TV (@Ast_Nat_TV)
2012-Jun-13
78,272
114.thumbnailA Total Celestial Wonder
21m 37s
NASA (@NASA)
2016-Mar-09
77,885
115.thumbnailNASA Space Shuttle - "Best of Launches"
45m 25s
LittleSDOHMI
2010-Dec-23
77,673
116.thumbnailAre you living in a simulation? - Silas Beane (SETI Talks)
57m 5s
SETI Institute (@SETIInstitute)
2014-Sep-23
77,336
117.thumbnailRetired Astronaut Scott Kelly Reflects on Year-Long ISS Mission
55m 16s
NASA (@NASA)
2016-May-25
76,620
118.thumbnailClusters Of Galaxies - Professor Carolin Crawford
1h 0m 8s
GreshamCollege (@GreshamCollege)
2012-Mar-21
76,611
119.thumbnailSalman Khan - Khan Academy: Education Reimagined
1h 0m 54s
NASA's Ames Research Center (@NASAAmes)
2014-Aug-13
76,569
120.thumbnailScience
25m 46s
NASA Johnson (@NASA_Johnson)
2015-Apr-07
76,234
121.thumbnailSaturns Moon Titan: A World with Rivers,Lakes, and Possibly Even Life
1h 23m 34s
SVAstronomyLectures
2013-Feb-26
76,007
122.thumbnailSpace Duo Chats with Arizona Art Students
20m 46s
NASA (@NASA)
2013-Feb-26
75,207
123.thumbnailThe Search for Dark Matter - Professor Carolin Crawford
1h 0m 48s
GreshamCollege (@GreshamCollege)
2014-Oct-30
75,159
124.thumbnailESO Live Press Conference, 16 October 2017
1h 12m 24s
European Southern Observatory (ESO) (@ESO)
2017-Oct-16
75,001
125.thumbnailStationLIFE: Nutrition Jan 2015
21m 11s
NASA Johnson (@NASA_Johnson)
2015-Jan-11
74,458
126.thumbnailThe Journeys of Apollo
57m 45s
NASA (@NASA)
2014-Jul-16
73,896
127.thumbnailNASA Conducts Second Spacewalk to Fix Coolant Pump on ISS
21m 31s
NASA (@NASA)
2013-Dec-24
72,906
128.thumbnailNASA's New Horizons Spacecraft: Seeing Pluto as Never Before
58m 37s
NASA (@NASA)
2015-Apr-14
68,909
129.thumbnailNASA TV Video File 2015 Year in Review
44m 54s
NASA (@NASA)
2015-Dec-24
68,593
130.thumbnailNASA Previews Saturn Mission End (news briefing)
59m 43s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Sep-13
65,129
131.thumbnailDo we need String Theory for Quantum Gravity? - Lance Dixon (SETI Talks)
1h 9m 41s
SETI Institute (@SETIInstitute)
2011-Sep-25
64,641
132.thumbnailLecture: Unveiling Dwarf Planet Ceres
1h 18m 39s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-Oct-09
64,339
133.thumbnailNASA IBEX Science Update
41m 55s
NASA (@NASA)
2009-Oct-15
64,199
134.thumbnailESAHangout: Rosetta science and countdown to comet landing
1h 29m 45s
European Space Agency, ESA (@esa)
2014-Nov-08
63,828
135.thumbnailNASA Dedicates Facility to Mathematician, Presidential Medal Winner
1h 1m 7s
NASA (@NASA)
2016-May-05
63,302
136.thumbnailNew Horizon Phones Home
31m 28s
NASA (@NASA)
2015-Jul-15
63,207
137.thumbnailSLS Qualification Booster Test
57m 12s
NASA (@NASA)
2015-Mar-11
62,678
138.thumbnailNASA News Conference on the New Horizons Mission
55m 44s
NASA (@NASA)
2015-Jul-17
62,487
139.thumbnailSearching for Planets around Alpha Centauri - Michael Endl (SETI Talks)
1h 1m 58s
SETI Institute (@SETIInstitute)
2015-Nov-06
62,274
140.thumbnailDawn Ceres Arrival
52m 17s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-Mar-02
61,511
141.thumbnailCosmic Obsession Observatory: 25" Obsession Telescope
26m 14s
Francis Walsh (@awewriter)
2012-Jan-19
60,888
142.thumbnailSpace Station's Hadfield Connects with Canadian Students
24m 19s
NASA (@NASA)
2013-Jan-30
60,603
143.thumbnailFive Years of Curiosity on Mars (public talk)
1h 25m 46s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Jul-14
59,889
144.thumbnailJuno’s Status at Jupiter
36m 55s
NASA (@NASA)
2016-Jul-05
58,692
145.thumbnail35+ MIL/HOUR ELITE DANGEROUS 2.3 | PASSENGER MISSION IN QUINCE
20m 47s
Down to Earth Astronomy
2017-Apr-15
58,668
146.thumbnailPresident Obama Pledges Total Commitment to NASA
33m 3s
NASA (@NASA)
2010-Apr-16
57,995
147.thumbnailWhat is a Planet?
1h 11m 8s
CfA Observatory Nights
2014-Sep-19
57,970
148.thumbnail2. Planetary Orbits
51m 23s
YaleCourses (@YaleCTL)
2008-Sep-29
57,230
149.thumbnailThe Sounds of the Universe - Professor Carolin Crawford
55m 13s
GreshamCollege (@GreshamCollege)
2011-Dec-15
56,587
150.thumbnailSpaceX Dragon Headed to the ISS
38m 13s
NASA (@NASA)
2016-Apr-08
56,097
151.thumbnailHow to attach a DSLR camera onto your telescope
50m 47s
Martin Pyott (@MartyPyott)
2015-Jul-19
55,449
152.thumbnailHearts of Darkness: Black Holes in Space
1h 56m 12s
SVAstronomyLectures
2013-Apr-10
55,071
153.thumbnailThe Next Big Questions in Astronomy - Professor Carolin Crawford
59m 48s
GreshamCollege (@GreshamCollege)
2015-Apr-10
54,804
154.thumbnailNew Horizons Mission Update – July 14, 2015 (Morning)
42m 36s
NASA (@NASA)
2015-Jul-14
54,150
155.thumbnailSolar Eclipse 101
53m 6s
American Museum of Natural History (@AMNH)
2017-Aug-15
53,833
156.thumbnailCassini End of Mission Commentary
1h 28m 16s
NASA (@NASA)
2017-Sep-15
53,426
157.thumbnailOrion’s First Flight Test Reviewed
43m 30s
NASA (@NASA)
2014-Dec-05
53,345
158.thumbnail"Building the Future Spacesuit" -Dava Newman (MIT)
59m 13s
CfA Observatory Nights
2014-May-16
53,212
159.thumbnailEuropa Mission News
50m 0s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-May-27
52,920
160.thumbnailOrion Post-Scrub News Conference
27m 44s
NASA (@NASA)
2014-Dec-04
52,647
161.thumbnailBig Test to Qualify Most Powerful Rocket Booster for Flight
59m 1s
NASA (@NASA)
2016-Jun-28
52,431
162.thumbnail706 Top Sportsman Corvette Warm-up on a Cold Day 11/11
34m 30s
Francis Walsh (@awewriter)
2011-Nov-27
52,355
163.thumbnailNASA Chooses Boeing and SpaceX Companies to Transport U.S. Astronauts to ISS
35m 39s
NASA (@NASA)
2014-Sep-16
52,254
164.thumbnailExpedition 31 Crew Lands Safely in Kazakhstan
52m 29s
NASA (@NASA)
2012-Jul-01
50,560
165.thumbnailNebulosity Review & Demo
47m 6s
astronomyshed
2012-Apr-18
50,471
166.thumbnailAstronomy in the Year 2020
1h 4m 49s
CfA Observatory Nights
2015-Apr-17
49,637
167.thumbnailBeyond the Visible: The Story of the Very Large Array
24m 24s
The National Radio Astronomy Observatory NRAO (@TheNRAO)
2013-Oct-04
49,578
168.thumbnailVoyages to the Outer Solar System - Professor Ian Morison
1h 9m 27s
GreshamCollege (@GreshamCollege)
2011-Aug-22
49,043
169.thumbnailAdvanced Newtonian Collimation
23m 47s
astronomyshed
2012-Feb-19
48,737
170.thumbnailKuiper Belt & The Tenth Planet Discovery
1h 2m 46s
TBar1984
2012-Jul-29
48,581
171.thumbnailMultiverse or Universe? - Andre Linde (SETI Talks)
1h 21m 35s
SETI Institute (@SETIInstitute)
2013-Jan-02
47,666
172.thumbnailThe Age of the Universe - Professor Carolin Crawford
53m 55s
GreshamCollege (@GreshamCollege)
2013-Mar-01
47,534
173.thumbnailSTS 125 Mission Highlights
1h 0m 2s
NASA (@NASA)
2009-May-24
47,353
174.thumbnailChris Hadfield's First News Conference as Commander of the ISS
21m 42s
Canadian Space Agency (@csa_asc)
2013-Mar-19
47,176
175.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
46,899
176.thumbnailNASA’s Journey to Mars News Briefing
52m 53s
NASA (@NASA)
2014-Dec-02
46,605
177.thumbnailJuno Preparing for Encounter with Jupiter
58m 39s
NASA (@NASA)
2016-Jul-04
46,129
178.thumbnailNASA-Funded Research Discovers Life Built with Toxic Chemical
56m 54s
NASA (@NASA)
2010-Dec-02
46,027
179.thumbnail3. Our Solar System and the Pluto Problem
45m 55s
YaleCourses (@YaleCTL)
2008-Sep-29
45,808
180.thumbnailIt Does Take a Rocket Scientist! Stan Love Explains Why Mars is Hard.
44m 53s
NASA Johnson (@NASA_Johnson)
2012-Jul-19
45,696
181.thumbnailBlack Holes: No need to be afraid! - Professor Ian Morison
1h 1m 17s
GreshamCollege (@GreshamCollege)
2011-Aug-12
45,624
182.thumbnailBuying a good telescope for Christmas and avoid cheap trash telescopes
1h 44m 54s
Martin Pyott (@MartyPyott)
2015-Dec-05
44,972
183.thumbnailX-ray Astrophysics: The High Energy Cosmos - Professor Carolin Crawford
54m 41s
GreshamCollege (@GreshamCollege)
2012-Dec-05
44,395
184.thumbnailNASA | Rising Seas: Science on the Greenland Ice Sheet
45m 19s
NASA Goddard (@NASAGoddard)
2015-Sep-15
44,129
185.thumbnailThe Early Universe - Professor Carolin Crawford
56m 14s
GreshamCollege (@GreshamCollege)
2015-Feb-11
44,059
186.thumbnail"Best of the Best" Launches "Powered" by Music
45m 25s
NASA (@NASA)
2010-Dec-16
43,456
187.thumbnailThe Lives of Stars - Professor Carolin Crawford
58m 26s
GreshamCollege (@GreshamCollege)
2014-Feb-26
43,192
188.thumbnailThe Red Planet - Professor Carolin Crawford
59m 6s
GreshamCollege (@GreshamCollege)
2013-Oct-03
42,434
189.thumbnailOpportunity: 10 Years on Mars
1h 32m 12s
NASA Jet Propulsion Laboratory (@NASAJPL)
2014-Jan-24
41,852
190.thumbnailThe von Karman Lecture Series NASA Asteroid Redirect
1h 1m 20s
NASA (@NASA)
2014-Nov-07
41,666
191.thumbnail30 Minutes to Mars
28m 2s
NASA (@NASA)
2015-May-04
41,461
192.thumbnailApollo 11 Mission Audio - Day 1
1h 7m 44s
NASA (@NASA)
2014-Jul-23
41,424
193.thumbnailFirst Contact - Marc Kaufman, Jill Tarter, Frank Drake, Seth Shostak (SETI Talks)
1h 25m 35s
SETI Institute (@SETIInstitute)
2011-Jun-26
41,347
194.thumbnailThomas Pesquet: Post-flight press conference (in French)
1h 1m 8s
European Space Agency, ESA (@esa)
2017-Jun-06
41,288
195.thumbnailFinal Space Shuttle Discovery Crew Arrives at NASA's Kennedy Space Center for STS-133 Launch
22m 4s
NASA (@NASA)
2011-Feb-20
41,207
196.thumbnailNew Eyes on Space: James Webb Space Telescope
1h 32m 9s
NASA Jet Propulsion Laboratory (@NASAJPL)
2016-Nov-22
40,808
197.thumbnailTo Infinity and Beyond - Professor Ian Morison
1h 7m 11s
GreshamCollege (@GreshamCollege)
2011-Aug-27
40,776
198.thumbnailSTS-132: The Mission Highlights
59m 12s
NASA (@NASA)
2010-May-26
40,774
199.thumbnailThe Transient Universe - Professor Carolin Crawford
58m 46s
GreshamCollege (@GreshamCollege)
2014-Dec-03
40,697
200.thumbnailPluto on the Horizon: Anticipating our First Encounter with the Double Planet
1h 22m 45s
SVAstronomyLectures
2015-Feb-18
40,416
201.thumbnailSaturn, its Rings and Moons - Professor Carolin Crawford
1h 2m 28s
GreshamCollege (@GreshamCollege)
2011-Nov-14
40,396
202.thumbnailA Journey to Alpha Centauri - Christian Marois (SETI Talks 2017)
56m 14s
SETI Institute (@SETIInstitute)
2017-Mar-17
40,388
203.thumbnailBlack Holes and Firewalls - Joe Polchinski (SETI Talks)
1h 8m 59s
SETI Institute (@SETIInstitute)
2013-Oct-08
40,385
204.thumbnailNASA Talk - Escaping Earth's Gravity: Space Launch System
1h 10m 23s
NASA Langley Research Center (@NASA_Langley)
2015-Jan-21
40,246
205.thumbnailNew Horizons Mission Update - July 13, 2015
1h 2m 0s
NASA (@NASA)
2015-Jul-13
39,886
206.thumbnailEinstein Passes Tests by NASA's Gravity Probe B
50m 26s
NASA (@NASA)
2011-May-04
39,255
207.thumbnailThe Science of Juno ‘s Mission to Jupiter
54m 14s
NASA (@NASA)
2016-Jun-30
39,216
208.thumbnailTelexploration: How video game technologies can take NASA to the next level
1h 4m 46s
NASA Jet Propulsion Laboratory (@NASAJPL)
2013-Sep-13
38,891
209.thumbnailCenter Spotting & Cleaning Primary Mirror
28m 2s
astronomyshed
2012-Aug-31
38,757
210.thumbnailPanel Discussion: When Will We Find Life Beyond Earth?
1h 6m 50s
SETI Institute (@SETIInstitute)
2016-May-03
38,341
211.thumbnailFrontiers in Artifact SETI: Waste Heat, Alien Megastructures & Tabbys Star - Jason Wright (ST 2016)
1h 4m 5s
SETI Institute (@SETIInstitute)
2016-Aug-12
38,127
212.thumbnailSTS-134: Space Shuttle Endeavour's last Mission
58m 39s
NASA (@NASA)
2011-Jun-01
38,008
213.thumbnailUsing the Philip's Planisphere
23m 16s
Astronomy and Nature TV (@Ast_Nat_TV)
2012-Mar-31
37,960
214.thumbnailNASA Previews ‘Grand Finale’ of Cassini Saturn Mission
57m 48s
NASA (@NASA)
2017-Apr-04
37,299
215.thumbnailNASA Shuttle Carrier Aircraft Arrives at Kennedy Space Center
30m 52s
NASA (@NASA)
2012-Sep-11
37,070
216.thumbnail24. The Multiverse and Theories of Everything
46m 46s
YaleCourses (@YaleCTL)
2008-Sep-29
36,761
217.thumbnailAdministrator Discusses the State of NASA
36m 44s
NASA (@NASA)
2015-Feb-02
36,717
218.thumbnailLive Telescope Streaming - Feb. 17, 2012
1h 48m 35s
Fraser Cain (@fcain)
2012-Feb-17
36,557
219.thumbnailChris Hadfield Speaks with William Shatner live from space -- Event Video
34m 7s
Canadian Space Agency (@csa_asc)
2013-Feb-08
36,310
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
36,281
221.thumbnailExoplanets: The Quest for Strange New Worlds (live public talk)
1h 25m 25s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Jan-17
36,030
222.thumbnailSupply Spacecraft Heads to the Space Station
23m 15s
NASA (@NASA)
2016-Mar-23
35,981
223.thumbnail21. Dark Energy and the Accelerating Universe and the Big Rip
45m 48s
YaleCourses (@YaleCTL)
2008-Sep-29
35,955
224.thumbnailClosing in on Jupiter
54m 55s
NASA (@NASA)
2016-Jun-16
35,901
225.thumbnailBlack Widow Pulsars: The Vengeful Corpses of Stars
1h 1m 48s
SVAstronomyLectures
2014-Apr-19
35,672
226.thumbnailAre we living in a multiverse? - Anthony Aguirre (SETI Talks)
1h 16m 47s
SETI Institute (@SETIInstitute)
2011-Aug-21
35,569
227.thumbnailProduct review on the ZWO ASI120MC S Planetary colour camera
1h 12m 17s
Martin Pyott (@MartyPyott)
2015-Feb-14
35,525
228.thumbnailNASA STS-129 Mission Highlights
59m 34s
NASA (@NASA)
2009-Nov-27
35,367
229.thumbnailNASA Holds Post-Launch Briefing to Discuss Status of SpaceX Mission to the ISS
26m 55s
NASA (@NASA)
2017-Feb-19
35,335
230.thumbnailHidden Dimensions and String Theory - Joanne Hewett (SETI Talks)
1h 9m 27s
SETI Institute (@SETIInstitute)
2009-Mar-19
35,257
231.thumbnailNew Horizons Mission Update – July 14, 2015 (Evening)
41m 22s
NASA (@NASA)
2015-Jul-15
35,241
232.thumbnailBrown Dwarfs and Free Floating Planets: When You are Just Too Small to be a Star
1h 32m 53s
SVAstronomyLectures
2013-Jun-02
35,132
233.thumbnailComplete Mount & Scope Setup. PART FOUR (alignment & imaging)
33m 26s
astronomyshed
2011-May-02
34,991
234.thumbnailThe amazing adventures of Rosetta and Philae
24m 43s
European Space Agency, ESA (@esa)
2016-Dec-23
34,916
235.thumbnail8. Introduction to Black Holes
44m 4s
YaleCourses (@YaleCTL)
2008-Sep-29
34,667
236.thumbnailThe Flight of Apollo 11
28m 27s
NASA (@NASA)
2014-Jul-16
34,324
237.thumbnailExpedition 50-51 Welcomed Aboard the Space Station
22m 57s
NASA (@NASA)
2016-Nov-20
34,245
238.thumbnailLatest Exoplanet Results from NASA's Kepler/K2 Mission - Ian Crossfield (SETI Talks 2017)
1h 4m 52s
SETI Institute (@SETIInstitute)
2017-Mar-31
34,221
239.thumbnailPlanets Everywhere: The 7th Kepler Planet Catalog - Fergal Mullally (SETI Talks)
1h 0m 9s
SETI Institute (@SETIInstitute)
2015-Dec-04
34,126
240.thumbnailMultiple Universes and Cosmic Inflation: The Quest to Understand Our Universe (and Find Others)
1h 31m 52s
SVAstronomyLectures
2013-Apr-06
33,849
241.thumbnailThe Violent Universe - Professor Ian Morison
1h 3m 16s
GreshamCollege (@GreshamCollege)
2011-Aug-25
33,670
242.thumbnailNASA's Documentary Film: Hubble25
32m 1s
NASA (@NASA)
2015-Apr-25
33,621
243.thumbnailNASA Talk - Mars Entry, Descent and Landing with Humans
1h 14m 32s
NASA Langley Research Center (@NASA_Langley)
2015-Jan-21
33,336
244.thumbnailPerseid meteor shower on NASA TV
4h 1m 12s
NASA (@NASA)
2015-Aug-13
33,318
245.thumbnailThomas Pesquet au salon du Bourget (in French)
36m 35s
European Space Agency, ESA (@esa)
2017-Jun-23
33,206
246.thumbnail9. Special and General Relativity
48m 0s
YaleCourses (@YaleCTL)
2008-Sep-29
33,200
247.thumbnailNASA Introduces Media to New Astronaut Candidates
35m 46s
NASA (@NASA)
2013-Aug-20
33,181
248.thumbnailSpace Station Crew Holds an Out of this World Audience with the Pope
23m 24s
NASA (@NASA)
2017-Oct-26
32,818
249.thumbnailNASA Launches New Earth-Observing Satellite
40m 46s
NASA (@NASA)
2013-Feb-11
32,618
250.thumbnailSpace Station Crew Member Discusses Life in Space with NBC's "Meet the Press"
20m 45s
NASA (@NASA)
2016-Sep-28
32,369
251.thumbnailDiscovery, Innovation and New Destinations Highlight "This Year @NASA"
36m 12s
NASA (@NASA)
2011-Dec-23
32,311
252.thumbnailExploring Europa - Ocean Worlds of the Outer Solar System
1h 23m 35s
NASA (@NASA)
2014-Jun-20
32,139
253.thumbnailWISE L-20 News Conference
27m 48s
NASA (@NASA)
2009-Nov-17
32,071
254.thumbnailThe planetarium show "From Earth to the Universe" v2
31m 41s
European Southern Observatory (ESO) (@ESO)
2016-Aug-02
32,047
255.thumbnailChris Hadfield addresses Canadian media from space
20m 3s
Canadian Space Agency (@csa_asc)
2013-Jan-10
31,865
256.thumbnailESA - Space to Relax / Stellar Works of Art
25m 6s
European Space Agency, ESA (@esa)
2012-Jun-13
31,858
257.thumbnailA Holographic Quantum Theory of Spacetime - Tom Banks (SETI Talks)
1h 21m 39s
SETI Institute (@SETIInstitute)
2015-Jul-02
31,775
258.thumbnailORBITAL DEBRIS SAFELY PASSES INTERNATIONAL SPACE STATION
28m 35s
NASA (@NASA)
2012-Mar-24
31,580
259.thumbnailFlight Day 3 Momentous for STS-132
26m 1s
NASA (@NASA)
2010-May-17
31,205
260.thumbnailSTS-135 Mission Highlights
58m 14s
NASA (@NASA)
2011-Jul-21
31,188
261.thumbnailFinding ET with the Colossus Telescope - Jeff Kuhn (SETI Talks)
1h 18m 18s
SETI Institute (@SETIInstitute)
2013-Sep-24
31,137
262.thumbnailCuriosity's Mars Rock Drilling Discussed
1h 9m 33s
NASA (@NASA)
2013-Mar-12
30,647
263.thumbnailNASA | Our Violent Universe
45m 21s
NASA Goddard (@NASAGoddard)
2015-Nov-17
30,590
264.thumbnailViking at 40: Future of Mars Exploration Panel
1h 27m 2s
NASA (@NASA)
2016-Jul-21
30,542
265.thumbnailA Year of Curiosity on Mars
1h 10m 46s
NASA (@NASA)
2013-Aug-06
30,529
266.thumbnailStationLife: Eye-Opening Science
25m 30s
NASA Johnson (@NASA_Johnson)
2015-Jun-02
30,528
267.thumbnailNews Telecon: NASA to Sample Alien Ocean
43m 46s
NASA Jet Propulsion Laboratory (@NASAJPL)
2015-Oct-27
30,462
268.thumbnailMars Pathfinder - 20th Anniversary Special
59m 4s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Jul-05
30,363
269.thumbnailHow to Collimate a Skywatcher 127mm Maksutov telescope
49m 36s
Martin Pyott (@MartyPyott)
2014-Dec-23
30,178
270.thumbnailExoplanet Kepler 452b with SETI Institute scientists
21m 36s
SETI Institute (@SETIInstitute)
2015-Jul-23
29,999
271.thumbnailDiscovery's Scheduled Liftoff Nears
53m 16s
NASA (@NASA)
2011-Feb-24
29,910
272.thumbnailBritish Astronaut Talks From Space with Students and Teachers Back Home
20m 29s
NASA (@NASA)
2016-Feb-02
29,828
273.thumbnailReal People Behind NASA’s Hidden Figures
58m 55s
NASA (@NASA)
2016-Dec-01
29,778
274.thumbnailCommander Takes a Time Out to Talk with Canadian Students
20m 23s
NASA (@NASA)
2013-Apr-09
29,760
275.thumbnailLIVE: Spacewalk #40
7h 49m 35s
NASA Johnson (@NASA_Johnson)
2017-Mar-24
29,393
276.thumbnailThe Earth from Space
53m 57s
NASA (@NASA)
2015-Apr-22
29,204
277.thumbnail20 Years in 20 Images: Hubble's Universe Unfiltered
28m 16s
Hubble Space Telescope (@HubbleTelescope)
2011-May-27
29,193
278.thumbnailSearch for Habitable Exoplanets - Sara Seager (SETI Talks)
1h 10m 36s
SETI Institute (@SETIInstitute)
2011-Dec-25
29,071
279.thumbnailNASA Science Update Comet Siding Spring
56m 33s
NASA Jet Propulsion Laboratory (@NASAJPL)
2014-Oct-10
28,849
280.thumbnailExploration forum showcases NASA's Human Path to Mars
2h 28m 50s
NASA (@NASA)
2014-Apr-30
28,699
281.thumbnailStar Dust - Professor Carolin Crawford
51m 29s
GreshamCollege (@GreshamCollege)
2012-Jul-19
28,690
282.thumbnailET Math: How different could it be? - John Stillwell (SETI Talks)
1h 6m 50s
SETI Institute (@SETIInstitute)
2011-Nov-20
28,547
283.thumbnailA Deep in the Heart(felt) Homecoming
32m 33s
NASA (@NASA)
2016-Mar-03
28,535
284.thumbnailThe Sun, our Nearest Star - Professor Carolin Crawford
56m 35s
GreshamCollege (@GreshamCollege)
2014-Dec-15
28,501
285.thumbnailOur nearest neighbour, the Moon - Professor Carolin Crawford
59m 58s
GreshamCollege (@GreshamCollege)
2012-Oct-22
28,357
286.thumbnailThe von Kármán Lecture Series: Dawn’s Mission to the Asteroid Belt
1h 28m 40s
NASA (@NASA)
2014-Dec-05
28,286
287.thumbnailSTS-133 Flight Day 1 Highlights
26m 17s
NASA (@NASA)
2011-Feb-25
28,276
288.thumbnailPreview Cassini's Grand Finale
59m 51s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Apr-04
28,187
289.thumbnailNASA Recap: Saturn End of Mission
59m 38s
NASA Jet Propulsion Laboratory (@NASAJPL)
2017-Sep-15
27,966
290.thumbnailCuriosity Checks In on Sol 5
1h 19m 15s
NASA (@NASA)
2012-Aug-10
27,777
291.thumbnailA Total Eclipse of the Sun
59m 40s
NASA (@NASA)
2016-Mar-09
27,765
292.thumbnailApollo 40th Anniversary Press Conference
1h 3m 43s
NASA (@NASA)
2009-Jul-20
27,617
293.thumbnailCassini: Epic Journey at Saturn (live public talk)
1h 16m 22s
NASA Jet Propulsion Laboratory (@NASAJPL)
2016-Sep-23
27,296
294.thumbnailThe Dawn of Creation: The First Two Billion Years
1h 51m 9s
SVAstronomyLectures
2013-Sep-18
27,292
295.thumbnailSearching for Life in the Outer Solar System - Europa, Titan, Enceladus (2/18/2016)
1h 6m 20s
CfA Colloquium
2016-Feb-18
27,171
296.thumbnailSoyuz Crew Lands in Kazakhstan
24m 27s
NASA (@NASA)
2011-Sep-16
27,070
297.thumbnailNASA | Vital Signs: Taking the Pulse of Our Planet
41m 31s
NASA Goddard (@NASAGoddard)
2014-Oct-23
26,989
298.thumbnailSTS-130 Twitter Event
20m 39s
NASA Johnson (@NASA_Johnson)
2010-Feb-13
26,947
299.thumbnailWhite House, NASA Discuss Asteroid Redirect Mission
26m 39s
NASA (@NASA)
2016-Sep-14
26,947
300.thumbnailThe Copernicus Complex: Are We Special in the Cosmos?
1h 18m 55s
SVAstronomyLectures
2014-Oct-28
26,936