2015年5月30日 星期六

The search for planets beyond our solar system

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This week on TED.com
May 30, 2015

Sara Seager: The search for planets beyond our solar system

16:14 minutes · Filmed Mar 2015 · Posted May 2015 · TED2015

Planets with two suns ... planets wrapped in ice ... planets with liquid lava lakes: Every star we see in the sky has at least one planet orbiting it, says astronomer Sara Seager, and some of these exoplanets are very, very strange. Meet Seager's favorite exoplanets, and learn how scientists study these very distant objects. Could one of them harbor life?

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11 TED Talks • Total run time 2:30:07

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Quote of the Week

We know of a dozen planets that orbit two stars, and there's likely many more out there. If we could visit one of those planets, you literally would see two sunsets and have two shadows. So actually, science fiction got some things right."
 

Sara Seager Sara Seager
The search for planets beyond our solar system

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