The Planets: Inner Worlds -
nova

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

Duration: 56 minutes and 46 seconds

Episode Number: 4612

No future air times were found for this episode.

About Nova:

PBS' premier science series helps viewers of all ages explore the science behind the headlines.

Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.

Watch Nova - Clips, Episodes & Previews

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Profile: Jason Leigh

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Future Broadcast times for "Nova": (show all)

Tue, Apr 1	7:00 P.M.	Hunt for the Oldest DNA NH World (11.3)
Wed, Apr 2	12:00 A.M.	Hunt for the Oldest DNA NH World (11.3)
Wed, Apr 2	8:00 A.M.	Hunt for the Oldest DNA NH World (11.3)
Wed, Apr 2	9:00 P.M.	When Whales Could Walk NHPBS (11.1)
Thu, Apr 3	1:00 A.M.	When Whales Could Walk NHPBS (11.1)
Fri, Apr 4	3:00 P.M.	When Whales Could Walk NHPBS (11.1)
Sat, Apr 5	1:00 P.M.	When Whales Could Walk NH Explore (11.2)
Sun, Apr 6	12:00 A.M.	When Whales Could Walk NHPBS (11.1)
Sun, Apr 6	7:00 A.M.	When Whales Could Walk NHPBS (11.1)
Sun, Apr 6	9:00 P.M.	When Whales Could Walk NH Explore (11.2)
Mon, Apr 7	1:00 A.M.	When Whales Could Walk NH Explore (11.2)
Tue, Apr 8	7:00 P.M.	When Whales Could Walk NH World (11.3)
Wed, Apr 9	12:00 A.M.	When Whales Could Walk NH World (11.3)
Wed, Apr 9	8:00 A.M.	When Whales Could Walk NH World (11.3)
Wed, Apr 9	9:00 P.M.	Revolutionary War Weapons NHPBS (11.1)
Thu, Apr 10	1:00 A.M.	Revolutionary War Weapons NHPBS (11.1)