Season 1 Episodes8
Cast1

Jim Al-Khalili
Narrator
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Ranked #5 of 8 in Season 1•matches the season avg
The dramatic, moving and powerful story of humanity’s conquest of Mars, told by the people who risked entire careers to explore the red planet. Did we find evidence for life back in the ’70s? Some believe we did.

Jim Al-Khalili
Narrator
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"Mars" is episode 4 of Secrets of the Solar System season 1. It scored 8.5/10 from 20 votes, ranking #5 of 8 episodes this season (season average 8.5). It aired on February 14, 2020.