Nasa's Unexplained Files

3:00 AM to 4:00 AM

Tuesday 10 February

Stonehenge on Mars

Season 5 Episode 5 of 24

A NASA probe captures an image of a familiar structure on the surface of Mars. What made 'Mars Henge'? Plus, how did an Apollo astronaut get sick on the moon?

Nasa's Unexplained Files airs on Discovery History at 3:00 AM, Tuesday 10 February. (Subtitles.)

Topics

Education ➝ Science ➝ Factual Topics

Unexplained ➝ Mysteries