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Raining Rocks


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Spied this on slashdot:

 

The newly-discovered exoplanet COROT-7b has an unusual form of precipitation: rocks. Because it orbits so close to its sun, the temperature on its sun-facing side is around 4220 degrees Fahrenheit. That's hot enough for rocks to vaporize — not unlike water evaporating on Earth. And, like Earth, when the vapor cools in the upper atmosphere, it forms clouds and begins to rain. But instead of water, COROT-7b gets a shower of pebbles

 

4220degF = 2327degC

 

 

http://www.examiner.com/examiner/x-1242-Sc...anet-that-rocks

 

 

How freaking cool is that!!?

 

 

Science :)

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Awesome :)

 

Its amazing when you think about it... In a Solar system where temperatures range thousands of degrees, from absolute zero to this balmy little sunside oasis at 2300 odd degrees, the temperature range in which we carbon based squishy things can exist is almost impossibly small.

 

Its a wonder we exist at all :(

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