NOVA

The Planets: Inner Worlds

Passport Season 46 Episode 12 | 53m 49s Video has closed captioning.

The rocky planets—Mercury, Venus, Earth and Mars—were born of similar material around the same time. Yet only one of them supports life. Were Earth's neighbors always so extreme? And is there somewhere else in the solar system life might flourish?

Aired: 07/24/19

Expires: 05/28/27

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:

See All Extras

More Episodes

See All Episodes
See All
NOVA Polar Lab

Want more science?

NOVA Polar Lab

The interactive NOVA Polar Lab uses 360 videos, interviews with scientists, and mini-games to send players on an immersive quest to understand how the poles are key to understanding Earth’s climate—past, present, and future.

Play the Lab