How the Universe Works
Mercury has a dangerous secret that may one day threaten life on Earth.
2026-06-12 08:05:00 +0000 UTC→2026-06-12 08:53:00 +0000 UTC(48m)
Schedule for Space & Beyond
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NASA's Unexplained Files
Looking at how the comet of the century looks like an alien spacecraft.
2026-06-20 18:54:00 +0000 UTC→2026-06-20 19:43:00 +0000 UTC(49m)
NASA's Unexplained Files
New evidence could finally reveal the truth behind the mystery of the face on Mars.
2026-06-20 18:05:00 +0000 UTC→2026-06-20 18:54:00 +0000 UTC(49m)
NASA's Unexplained Files
Images of Mercury show spider-like formations; A space shuttle mission almost ends in disaster.
2026-06-20 17:16:00 +0000 UTC→2026-06-20 18:05:00 +0000 UTC(49m)
NASA's Unexplained Files
The power of atomic bombs; artificial rings; Neil Armstrong's transmission on the moon.
2026-06-20 16:27:00 +0000 UTC→2026-06-20 17:16:00 +0000 UTC(49m)
NASA's Unexplained Files
The swirling gases of Saturn form a perfect hexagon that has hovered above the planet for 30 years.
2026-06-20 15:36:00 +0000 UTC→2026-06-20 16:27:00 +0000 UTC(51m)
NASA's Unexplained Files
A distant planet shows an Earth-like atmosphere; a glowing light suggests an atmosphere on the Moon.
2026-06-20 14:47:00 +0000 UTC→2026-06-20 15:36:00 +0000 UTC(49m)
NASA's Unexplained Files
A piece of the sun seems to have vanished; the Hubble spots an unidentified object.
2026-06-20 13:56:00 +0000 UTC→2026-06-20 14:47:00 +0000 UTC(51m)
NASA's Unexplained Files
Life may have been found on Mars; mysterious Moon Pigeons.
2026-06-20 13:05:00 +0000 UTC→2026-06-20 13:56:00 +0000 UTC(51m)
How the Universe Works
Quasars are the most powerful objects in the universe and ultimately destroy everything that exists.
2026-06-20 12:17:00 +0000 UTC→2026-06-20 13:05:00 +0000 UTC(48m)
How the Universe Works
New discoveries reveal that black holes might have been essential to building the universe itself.
2026-06-20 11:29:00 +0000 UTC→2026-06-20 12:17:00 +0000 UTC(48m)
How the Universe Works
New discoveries reveal the secrets of hundreds of strange, tiny worlds called dwarf planets.
2026-06-20 10:41:00 +0000 UTC→2026-06-20 11:29:00 +0000 UTC(48m)
How the Universe Works
Cutting-edge discoveries about the sun challenge everything known about its atmosphere.
2026-06-20 09:53:00 +0000 UTC→2026-06-20 10:41:00 +0000 UTC(48m)
How the Universe Works
Experts use cutting-edge astronomy to investigate mysterious alien worlds.
2026-06-20 09:04:00 +0000 UTC→2026-06-20 09:53:00 +0000 UTC(49m)
How the Universe Works
New technology may be able to explain where the edge of the universe is or what happens there.
2026-06-20 08:16:00 +0000 UTC→2026-06-20 09:04:00 +0000 UTC(48m)
How the Universe Works
Spacetime is the secret structure that controls our universe, time, light, and energy.
2026-06-20 07:28:00 +0000 UTC→2026-06-20 08:16:00 +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.
2026-06-20 06:40:00 +0000 UTC→2026-06-20 07:28:00 +0000 UTC(48m)
How the Universe Works
NASA's Juno spacecraft is part of a cutting-edge mission to explore the mysteries of Jupiter.
2026-06-20 05:52:00 +0000 UTC→2026-06-20 06:40:00 +0000 UTC(48m)
How the Universe Works
New discoveries reveal how neutrinos pass through objects undetected.
2026-06-20 05:04:00 +0000 UTC→2026-06-20 05:52:00 +0000 UTC(48m)
How the Universe Works
We're counting down NASA's top six sci-fi film-worthy stars.
2026-06-20 04:16:00 +0000 UTC→2026-06-20 05:04:00 +0000 UTC(48m)
How the Universe Works
The universe's stars are dying off faster than new ones are born.
2026-06-20 03:28:00 +0000 UTC→2026-06-20 04:16:00 +0000 UTC(48m)
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