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...the galaxy, that is. NASA's Kepler mission just announced that they have discovered 461 new planets. Four of the new planets are less than twice the size of Earth ("super-Earths") and orbit in their sun's habitable zone, the orbit where liquid water might exist on the surface of a planet. Since last year, Kepler has increased its planet-discovery by 20&percent; and now totals 2,740 potential planets orbiting 2,036 stars. The categories that saw the most dramatic increases are the Earth-sized and super-Earth-sized candidates, which grew by 43 and 21 percent, respectively:

Click the image to see the Astronomy.com story.


I suspect we'll end up discovering that most stars have a crew much like that of our Sun: Mostly gas giants in the outer reaches, and mostly little rocky worlds up close.


Click the image to see the Astronomy.com story.


Chris

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( 1 comment — Leave a comment )
weaselmom
Jan. 11th, 2013 07:47 pm (UTC)
Just so you know, I am not going to forget that you owe me something about pulsars until one of us dies. The LJ meme agreement is a sacred vow, and you have not fulfilled it.

Don't mind me, it's these cold meds.
( 1 comment — Leave a comment )