Free Space & Cosmos Documentaries — Page 4
Black holes, the James Webb telescope and the edge of the observable universe. 862 free space documentaries.
Destination Mars: The Race for the Red Planet | Free Documentary Space2026•59m•HD•★7.8
Back to the Moon with Project Artemis (4K)2026•31m•4K•★7.8
Operation Space Station: Science and Survival | Full Documentary | NOVA | PBS2025•54m•4K•★7.8
Interstellar Expansion WITHOUT Faster Than Light Travel2024•21m•HD•★7.8
How Can Humanity Become a Kardashev Type 1 Civilization?2024•22m•HD•★7.8
The Strangest Idea in Science: Quantum Immortality2025•36m•HD•★7.8
An Idea So Crazy It Might Just Work...2025•30m•HD•★7.8
Why Is the Closest Planet to the Sun So Cold?2026•28m•HD•★7.8
The Surprising Danger of Building a Human Colony on the Moon2026•32m•HD•★7.8
Inside Starlab, a MASSIVE commercial Space Station!2026•37m•HD•★7.8
Can European rockets compete? Inside RFA & ISAR2024•52m•HD•★7.8
Are We Alone in the Universe? | ARTE.tv Documentary2026•32m•HD•★7.8
I got to test a new spacesuit in the Arctic for NASA's Artemis missions | My New Moon Suit2024•20m•HD•★7.8
We Found New Evidence of Life on Saturn's Moon Enceladus2026•21m•HD•★7.8
Why Finding Aliens Could Doom Humanity2026•27m•HD•★7.8
Have We Finally Found a Real Wormhole?2026•27m•HD•★7.8
First Look Inside SpaceX's Starfactory w/ Elon Musk2024•1h 4m•HD•★7.8
JPL and the Space Age: Triumph at Saturn (Part I)2021•57m•HD•★7.8
The Fermi Paradox Has An Incredibly Simple Solution2023•28m•HD•★7.8
We Finally Found Out Why Pluto's Moon Charon Is Broken2025•24m•HD•★7.8
I Tested NASA's New Space Suit (Ft. Axiom Space)2024•25m•HD•★7.8
JPL and the Space Age: The Hunt for Space Rocks2023•1h 52m•HD•★7.8
JPL and the Space Age: The Changing Face of Mars2022•1h 26m•HD•★7.8
JPL and the Space Age: Landing on Mars2022•1h 0m•HD•★7.8
Why We May Be Surrounded by Older Alien Civilizations2020•33m•HD•★7.8![Starbase Tour with Elon Musk [PART 1 // Summer 2021]](https://i.ytimg.com/vi/t705r8ICkRw/hqdefault.jpg)
Starbase Tour with Elon Musk [PART 1 // Summer 2021]2021•53m•HD•★7.8
JPL and the Space Age: Triumph at Saturn (Part II)2021•1h 30m•HD•★7.8
JPL and the Space Age: Destination Moon2022•59m•HD•★7.8
JPL and the Space Age: The Breaking Point2022•1h 47m•HD•★7.8
JPL and the Space Age: Saving Galileo2022•1h 0m•HD•★7.8
Seeing The Universe Like We've Never Seen It Before2022•39m•HD•★7.8
Why NASA Is Sending This Truck To The Moon2025•23m•HD•★7.8
Artemis vs Apollo: Is Artemis an Improvement?!2020•1h 2m•HD•★7.8
Why Starting A Rocket Engine Is So Hard!2023•1h 0m•HD•★7.8
Betelgeuse Explained2020•29m•HD•★7.8
Could We Terraform Mars?2019•20m•HD•★7.8
JPL and the Space Age: The Stuff of Dreams2022•1h 27m•HD•★7.8![The Space Race: Journey to the Terrestrial Planets [4K]](https://i.ytimg.com/vi/Fe6vJU0IV2E/hqdefault.jpg)
The Space Race: Journey to the Terrestrial Planets [4K]2023•40m•4K•★7.8![Journey to the Gas Giants [4K]](https://i.ytimg.com/vi/ZW6jzX5doBg/hqdefault.jpg)
Journey to the Gas Giants [4K]2023•44m•4K•★7.8
The Most Likely Place to Find Aliens2026•39m•HD•★7.8
JPL and the Space Age: The Footsteps of Voyager2022•56m•HD•★7.8![The Dark Energy Mystery [4K]](https://i.ytimg.com/vi/cQyoYzHxdvo/hqdefault.jpg)
The Dark Energy Mystery [4K]2022•41m•4K•★7.8
A Journey to the End of the Universe2019•30m•HD•★7.8
Watching the End of the World2020•35m•HD•★7.8
The First Civilization to Emerge in the Galaxy2022•25m•HD•★7.8
The Wow! Signal After 45 Years2022•28m•HD•★7.8
What the Hell Happened to Venus?2023•25m•HD•★7.8
Why We Haven't Found Any Earth-Like Planets2021•39m•HD•★7.8
The Fate of Our Sun2023•29m•HD•★7.8
The Cosmic Scale2021•33m•HD•★7.8
The Largest Star (Stephenson 2-18)2021•27m•HD•★7.8
The Great Attractor2021•30m•HD•★7.8
When Black Holes Collide2020•27m•HD•★7.8
Alcyoneus: The NEW Largest Galaxy2022•31m•HD•★7.8
You Are Here2023•44m•HD•★7.8
The Incredible Story of the Milky Way Galaxy (4K)2023•26m•4K•★7.8
AFTERGLOW: The Cosmic Microwave Background2021•28m•HD•★7.8
Apollo 13 - NASA's Darkest Hour2025•52m•HD•★7.8
Destination: Pluto - Beyond The Flyby2025•52m•HD•★7.8
Apollo 8 - Earthrise: First Mission to the Moon2025•53m•HD•★7.8
Project Gemini: The Dangerous Path to the Moon2026•52m•HD•★7.8
Titan: Exploring Saturn's Greatest Moon2026•52m•HD•★7.8
What Was The Universe Like Immediately After The Big Bang?2021•29m•HD•★7.8
JPL and the Space Age: To the Rescue2022•58m•HD•★7.8
JPL and the Space Age: The Pathfinders2022•1h 0m•HD•★7.8
Apollo 11: Experience the Moon Landing in Real Time | Full Documentary | American Experience | PBS2019•1h 54m•HD•★7.8
The Rise of India's Private Space Firms | Momentum2024•24m•HD•★7.8
Microgravity Will Change How We Make Everything2019•24m•HD•★7.8
The Billion Dollar Preparation Behind The Last Space Shuttle Launch2025•59m•HD•★7.8
Tracking The Mythical Komodo Dragon - 1000 Days For The Planet2025•40m•HD•★7.7
Pyramids, Dark Matter and the Big Bang2024•42m•HD•★7.7
How Telescopes Revealed the Universe2026•52m•HD•★7.7
Mars Once Had Oceans2026•52m•HD•★7.7
What Is Nothing? Exploring the Void of Space2025•58m•HD•★7.7
Race to the Red Planet2025•46m•HD•★7.7
Inside NASAs Mars Missions2026•52m•HD•★7.7
The Quest to Find Life on Mars2026•44m•HD•★7.7
The Entire History of Apollo 112024•43m•HD•★7.7
Experience the Universe's VIOLENT Extremes | How the Universe Works | Science Channel2025•1h 4m•HD•★7.7
The END of the Earth and Cosmos' Infinite Death Cycle | How The Universe Works | Science Channel2025•1h 2m•HD•★7.7
What NASA Knows About Mars | Ancient Aliens2026•41m•HD•★7.7
Can India Catch Up To The US And China In The Space Race? | Insight2025•46m•HD•★7.7
Has A New Space Race Already Begun?2025•53m•HD•★7.7
How Nasa Has Completely Transformed Life On Earth2026•47m•HD•★7.7
Artemis II: NASA's Journey to the Moon | NBC News2026•28m•HD•★7.7
Why Colonising The Moon Is Essential To Space Travel2025•52m•HD•★7.7
Artemis II: Mission around the moon2026•25m•HD•★7.7
Are We Going Back to the Moon? | Free Documentary Space2025•51m•HD•★7.7
Moon Landing - Did We Really Go to the Moon? | Free Documentary Space2025•51m•HD•★7.7
Artemis II: Return to the Moon | BBC News2026•27m•HD•★7.7
What NASA Saw At the Edge of... Everything2025•1h 57m•HD•★7.7
The Mystery at the Most Dangerous Place on the Moon2024•47m•HD•★7.7
NASA’s $93BN Plan to Return to the Moon2023•19m•HD•★7.7
NASA's Artemis II mission in 20 minutes2026•20m•HD•★7.7
JWST’s Recent Images Are Even More Breathtaking2026•55m•HD•★7.7
Wonders Of Our Solar System Explained By Professor Brian Cox2025•2h 56m•HD•★7.7
Flying a Giant Satellite to Space | Mega Air | Free Documentary Space2025•47m•HD•★7.7
Saturn V: Mankind’s Greatest Rocket | Free Documentary Space2026•52m•HD•★7.7
From ISS to Jupiter – A Space Odyssey | Zenith | Free Documentary Space2025•50m•HD•★7.7
Saturn V: How NASA Built the Most Powerful Rocket Ever | Free Documetary History2026•53m•HD•★7.7
Inside the ISS: Living in Zero Gravity | Free Documentary Space2026•52m•HD•★7.7
Satellites | Spacetime | Free Documentary Space2025•50m•HD•★7.7
Rocket Launching in Scotland | ARTE.tv Documentary2025•31m•HD•★7.7
The End of The International Space Station2025•32m•HD•★7.7
How We Built The ISS2025•36m•HD•★7.7
NASA Spirit's Final Images on Mars Broke Me2025•41m•HD•★7.7
Artemis 2's Deadly Discovery on the Moon2026•27m•HD•★7.7
Mysteries on Mars | NASA's Unexplained Files | Science Channel2025•52m•HD•★7.7
13 Billion Years Ago: James Webb's Deepest View Into The Universe's Start2025•49m•HD•★7.7
The Artemis Program Embarks on an Ambitious Plan to Return Humans to the Moon to Stay | Blueprint2025•52m•HD•★7.7
Two Huge Black Holes Just Crashed Into Each Other2026•21m•HD•★7.7
What If A Giant Asteroid Hit Earth Tomorrow?2025•48m•HD•★7.7
How Do Satellites Keep Us Safe?2026•50m•HD•★7.7
The Asteroid Behind the Bible's Most Famous Disaster2026•42m•HD•★7.7
Inside NASA's Hunt for Life Beyond Earth2025•1h 45m•HD•★7.7
Searching For Planet 9 | Free Documentary Space2026•55m•HD•★7.7
Before MARS | MARS2016•33m•4K•★7.7
The business of space travel | DW Documentary2024•42m•HD•★7.7
The Universe is Hostile to Computers2021•23m•4K•★7.7
What if a star explodes near Earth?2022•19m•4K•★7.7
Is Interstellar Space Travel Possible? (Full Episode) | Startalk with Neil deGrasse Tyson | Nat Geo2026•47m•4K•★7.7
Why Apollo 16 Was Almost Aborted 8 Miles From The Moon2026•50m•HD•★7.7
How NASA's Apollo Program Took Humanity to the Moon2026•52m•HD•★7.7
The Incredible Story Of The Saturn V2026•52m•HD•★7.7
NASA's Apollo Program: The Complete Story2026•57m•HD•★7.7
Is Our Universe Inside Another Universe?2026•56m•HD•★7.7
How did they actually take this picture? (Very Long Baseline Interferometry)2022•20m•4K•★7.7
Nowhere Is Safe: UFO Encounters in Ordinary Places | Encounter UFO 1012026•47m•4K•★7.7
Germany: The Dark Secrets of the Super Rich2023•28m•HD•★7.7
World’s Strongest Planes: Steel Beasts of the Sky | Complete Series | FD Engineering2024•3h 48m•HD•★7.7
25 Mind-Blowing Facts About the Apollo Space Missions | Smithsonian Channel2021•1h 13m•HD•★7.7
World’s Largest Military Planes: Mammoths of Heavy Airlift | Complete Series | FD Engineering2026•2h 16m•HD•★7.7
Physicist Brian Cox Explores How Light Created the Universe2026•58m•HD•★7.7
Bygone Visions of Cosmic Neighbors2022•34m•HD•★7.7
Traversing Through The Remote Regions Of The Antarctic | Expedition Antarctica Documentary2024•51m•HD•★7.7
The Insane Engineering of the X-152021•31m•HD•★7.7
Answering Fan Queries About Strange Matter, the Insides of Black Holes & More2024•46m•HD•★7.7
Neil deGrasse Tyson and Bill Nye Catch Up2024•47m•HD•★7.7
Galaxies Beyond Our Horizon - Cosmic Queries with Neil deGrasse Tyson2024•47m•HD•★7.7
The Race for the Next Generation of Rockets, with Jeff Thornburg2025•1h 7m•HD•★7.7
The Complex Universe, with Sean Carroll2026•1h 1m•HD•★7.7
Discovering Invisible Forces in Our Universe, with Adam Riess2025•1h 8m•HD•★7.7
These are the asteroids to worry about2020•20m•4K•★7.7
The Surprising Secret of Synchronization2021•19m•4K•★7.7
The US Military's Worst Idea2022•25m•4K•★7.7
The Genius of 3D Printed Rockets2021•20m•4K•★7.7
Birth of Planet Earth ft. Will Smith (Full Episode) | One Strange Rock | National Geographic2025•47m•4K•★7.7
Is Escape from Earth Possible? | One Strange Rock Ft. Will Smith (Full Episode) | Nat Geo2025•47m•4K•★7.7
Planetary Shields Explained (Full Episode) | One Strange Rock | National Geographic2025•47m•4K•★7.7
Beyond Pluto: What Did NASA Discover in The Kuiper Belt?2026•52m•HD•★7.7
What Happens When The Last Star in The Universe Dies?2026•59m•HD•★7.7
The Nearest Planets That Could Have Alien Life2026•53m•HD•★7.7
Where Do We Come From? The 13.7 Billion Year Journey of an Atom2026•58m•HD•★7.7
The Search for Alien Life: Inside Earth’s Most Advanced Research Vessel2026•46m•HD•★7.7
The Most Realistic Threat To Humanity2026•50m•HD•★7.7
The Terrifying Scale of the Universe2026•44m•HD•★7.7
The Most Earth-Like Planets Ever Discovered2026•53m•HD•★7.7
Kazakhstan: Greetings from Baikonur | ARTE.tv Documentary2026•24m•HD•★7.7
Hunting The Nazi Rocket Scientists: 20,000 Lives For One Nazi Weapon2026•52m•HD•★7.7
The Fastest Spacecraft Ever Built: New Horizons' Epic Voyage2026•52m•HD•★7.7