How the Universe Works
New discoveries cause astronomers to question if the Big Bang really happened.
2026-07-14 10:15:00 +0000 UTC→2026-07-14 11:03:00 +0000 UTC(48m)
Schedule for Space & Beyond
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NASA's Unexplained Files
President Kennedy demands that the CIA share its UFO data with NASA; coded alien message on Mars.
2026-07-16 17:40:00 +0000 UTC→2026-07-16 18:28:00 +0000 UTC(48m)
NASA's Unexplained Files
Soviet photos of the moon are intercepted by the CIA; a malfunction aboard the ISS.
2026-07-16 16:51:00 +0000 UTC→2026-07-16 17:40:00 +0000 UTC(49m)
NASA's Unexplained Files
A probe carrying a message for aliens malfunctions without cause as it enters deep space.
2026-07-16 16:03:00 +0000 UTC→2026-07-16 16:51:00 +0000 UTC(48m)
NASA's Unexplained Files
A theory of Earth's abiogenesis may have started in the clouds of Venus.
2026-07-16 15:15:00 +0000 UTC→2026-07-16 16:03:00 +0000 UTC(48m)
NASA's Unexplained Files
Cosmonauts are trapped in a capsule in a frozen lake; a NASA scientist investigates the Hindenburg.
2026-07-16 14:25:00 +0000 UTC→2026-07-16 15:15:00 +0000 UTC(50m)
NASA's Unexplained Files
Astronomers notice a planet in Earth's vicinity capable of supporting life.
2026-07-16 13:37:00 +0000 UTC→2026-07-16 14:25:00 +0000 UTC(48m)
NASA's Unexplained Files
The discovery of geysers on a moon; NASA's mission to detect life.
2026-07-16 12:49:00 +0000 UTC→2026-07-16 13:37:00 +0000 UTC(48m)
NASA's Unexplained Files
A Mars mission captures an image of a strange structure on the planet.
2026-07-16 12:01:00 +0000 UTC→2026-07-16 12:49:00 +0000 UTC(48m)
NASA's Unexplained Files
Evidence of alien technology around a distant star; speculation about Pluto's surface.
2026-07-16 11:13:00 +0000 UTC→2026-07-16 12:01:00 +0000 UTC(48m)
NASA's Unexplained Files
Looking at how the comet of the century looks like an alien spacecraft.
2026-07-16 10:24:00 +0000 UTC→2026-07-16 11:13:00 +0000 UTC(49m)
NASA's Unexplained Files
New evidence could finally reveal the truth behind the mystery of the face on Mars.
2026-07-16 09:35:00 +0000 UTC→2026-07-16 10:24:00 +0000 UTC(49m)
NASA's Unexplained Files
Images of Mercury show spider-like formations; A space shuttle mission almost ends in disaster.
2026-07-16 08:46:00 +0000 UTC→2026-07-16 09:35:00 +0000 UTC(49m)
NASA's Unexplained Files
The power of atomic bombs; artificial rings; Neil Armstrong's transmission on the moon.
2026-07-16 07:57:00 +0000 UTC→2026-07-16 08:46:00 +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.
2026-07-16 07:06:00 +0000 UTC→2026-07-16 07:57:00 +0000 UTC(51m)
NASA's Unexplained Files
A distant planet shows an Earth-like atmosphere; a glowing light suggests an atmosphere on the Moon.
2026-07-16 06:17:00 +0000 UTC→2026-07-16 07:06:00 +0000 UTC(49m)
NASA's Unexplained Files
A piece of the sun seems to have vanished; the Hubble spots an unidentified object.
2026-07-16 05:25:00 +0000 UTC→2026-07-16 06:17:00 +0000 UTC(52m)
NASA's Unexplained Files
Life may have been found on Mars; mysterious Moon Pigeons.
2026-07-16 04:34:00 +0000 UTC→2026-07-16 05:25:00 +0000 UTC(51m)
Great American Eclipse
Images of the first total solar eclipse in the continental United States in 99 years.
2026-07-16 00:48:00 +0000 UTC→2026-07-16 04:34:00 +0000 UTC(3h46m)
How the Universe Works
Cutting-edge discoveries about the sun challenge everything known about its atmosphere.
2026-07-16 00:00:00 +0000 UTC→2026-07-16 00:48:00 +0000 UTC(48m)
How the Universe Works
Experts explore what really happens when the two most powerful objects in the cosmos clash.
2026-07-15 23:10:00 +0000 UTC→2026-07-16 00:00:00 +0000 UTC(50m)
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