NOVA

The Planets: Mars

Season 46 Episode 13 | 53m 54s Video has closed captioning.

Mars was once a blue water-world studded with active volcanoes. But when its magnetic field and protective atmosphere faded, it became the frozen desert planet we know today. With so many necessary elements in place, did life ever form on Mars?

Aired: 07/24/19

Expires: 07/23/22

Rating: TV-PG

Problems Playing Video? | Closed Captioning

National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting and PBS …

Sponsored By:

NOVA Now

Podcast

NOVA Now

Now it's more critical than ever to distinguish fact from fiction. Introducing NOVA Now, a new podcast digging into the science behind the headlines.

Subscribe