NASA's Unexplained Files
An orbiting object looks like the Death Star; the death of Yuri Gagarin; a satellite vanishes.
2026-01-20 13:32:00 +0000 UTC→2026-01-20 14:20:00 +0000 UTC(48m)
Schedule for Space & Beyond
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How the Universe Works
New technology may be able to explain where the edge of the universe is or what happens there.
2026-02-05 05:24:00 +0000 UTC→2026-02-05 06:12:00 +0000 UTC(48m)
How the Universe Works
New discoveries reveal the secrets of hundreds of strange, tiny worlds called dwarf planets.
2026-02-05 04:36:00 +0000 UTC→2026-02-05 05:24:00 +0000 UTC(48m)
How the Universe Works
New discoveries reveal how bacteria, viruses and other alien micro-organisms built life on Earth.
2026-02-05 03:48:00 +0000 UTC→2026-02-05 04:36:00 +0000 UTC(48m)
How the Universe Works
The discovery of extraterrestrial life might face a challenge: the physics of the universe itself.
2026-02-05 03:00:00 +0000 UTC→2026-02-05 03:48:00 +0000 UTC(48m)
How the Universe Works
Cosmologists say there are black holes throughout the Universe, but they've never seen one.
2026-02-05 02:10:00 +0000 UTC→2026-02-05 03:00:00 +0000 UTC(50m)
How the Universe Works
Quasars are the most powerful objects in the universe and ultimately destroy everything that exists.
2026-02-05 01:22:00 +0000 UTC→2026-02-05 02:10:00 +0000 UTC(48m)
How the Universe Works
The Milky Way will face the Andromeda Galaxy in a struggle that could create a new super galaxy.
2026-02-05 00:34:00 +0000 UTC→2026-02-05 01:22:00 +0000 UTC(48m)
How the Universe Works
Cutting-edge discoveries about the sun challenge everything known about its atmosphere.
2026-02-04 23:46:00 +0000 UTC→2026-02-05 00:34:00 +0000 UTC(48m)
How the Universe Works
The center of the Milky Way is home to strange and deadly phenomena that is difficult to understand.
2026-02-04 22:58:00 +0000 UTC→2026-02-04 23:46:00 +0000 UTC(48m)
How the Universe Works
New discoveries about neutron stars, strange and violent phenomena that defy the laws of physics.
2026-02-04 22:10:00 +0000 UTC→2026-02-04 22:58:00 +0000 UTC(48m)
How the Universe Works
Interstellar space is not empty and unremarkable as previously thought.
2026-02-04 21:22:00 +0000 UTC→2026-02-04 22:10:00 +0000 UTC(48m)
How the Universe Works
Uranus and Neptune are mysterious, icy worlds at the edge of the solar system.
2026-02-04 20:34:00 +0000 UTC→2026-02-04 21:22:00 +0000 UTC(48m)
How the Universe Works
Gravitational waves are helping scientists explore the cosmos in revolutionary, new ways.
2026-02-04 19:46:00 +0000 UTC→2026-02-04 20:34:00 +0000 UTC(48m)
How the Universe Works
The Earth and the planets were formed from the destruction of alien worlds that came before us.
2026-02-04 18:58:00 +0000 UTC→2026-02-04 19:46:00 +0000 UTC(48m)
How the Universe Works
If a massive asteroid collides with Earth, it could end life on the planet as one knows it.
2026-02-04 17:22:00 +0000 UTC→2026-02-04 18:58:00 +0000 UTC(1h36m)
How the Universe Works
New research suggests that white dwarfs may be the key to understanding the universe itself.
2026-02-04 16:34:00 +0000 UTC→2026-02-04 17:22:00 +0000 UTC(48m)
How the Universe Works
New discoveries reveal that black holes might have been essential to building the universe itself.
2026-02-04 15:45:00 +0000 UTC→2026-02-04 16:34:00 +0000 UTC(49m)
How the Universe Works
NASA's Juno spacecraft is part of a cutting-edge mission to explore the mysteries of Jupiter.
2026-02-04 14:57:00 +0000 UTC→2026-02-04 15:45:00 +0000 UTC(48m)
How the Universe Works
New discoveries reveal the secrets of nebulas, where stars are born and die.
2026-02-04 14:09:00 +0000 UTC→2026-02-04 14:57:00 +0000 UTC(48m)
How the Universe Works
A supernova hasn't occurred in 400 years, and the search is on to locate which star may be next.
2026-02-04 13:19:00 +0000 UTC→2026-02-04 14:09:00 +0000 UTC(50m)
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