Nasa's Unexplained Files

11:00 AM to 12:00 PM

Wednesday 23 April

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 Science +1 at 11:00 AM, Wednesday 23 April. (Subtitles.)

Topics

Education ➝ Science ➝ Factual Topics

Unexplained ➝ Mysteries