NOVA

The Planets: Inner Worlds Preview

Preview: Season 46 Episode 12 | 26s 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

Rating: NR

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