Nasa's Unexplained Files
Rise of the Planet Killer
Season 4 Episode 2 of 8
Nasa makes a shocking discovery while tracking an asteroid heading toward Earth, and Apollo 12 astronauts bring something unexpected back from the moon
Nasa's Unexplained Files airs on Discovery History at 2:00 PM, Monday 6 January. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
Unexplained ➝ Mysteries