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NASA's Unexplained Files

Season 1 Episode 4: Black Knight Rises

A mysterious phenomenon is detected by the Hubble Telescope as thousands of unidentified objects are observed moving at speeds greater than light. The question arises whether we are being surveilled or if we ourselves are extraterrestrial beings from another world.

Season 1 Episodes:

Episode 1 Pilot

1. Pilot

Aired: Mar 27, 2012

Next episode's investigation delves into NASA's mysterious footage of unexpla...

Episode 2 Shadow Deathstar

2. Shadow Deathstar

Aired: Mar 2, 2014

Next episode, a spacewalk by astronaut Leroy Chao is suddenly disrupted by un...

Episode 3 Alien Death Ray

3. Alien Death Ray

Aired: Mar 6, 2014

The search for life on Mars takes a groundbreaking turn as the Viking Lander'...

Episode 4 Black Knight Rises

4. Black Knight Rises

Aired: Mar 11, 2014

A mysterious phenomenon is detected by the Hubble Telescope as thousands of u...

Episode 6 Ghosts on the Moon

6. Ghosts on the Moon

Aired: Jul 20, 2014

Exploring the intriguing possibility of nuclear-powered spaceships and uncove...

Episode 7 Mystery Space Squid

7. Mystery Space Squid

Aired: Jul 24, 2014

Unusual sightings by NASA astronauts and unexplained celestial phenomena cont...

Watch NASA's Unexplained Files Season 1 Episode 4 Exclusively on Discovery+

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Info about NASA's Unexplained Files

Seasons: 6

Current Status: Ended

Network: Science

Production Countries: United States, United Kingdom, India

Genres:Documentary