Sunday 25 January 2015

Rosetta reveals comet secrets



A generation ago, Astronomers thought of comets as simple things – huge dirty snowballs of rock and ice with a few organic chemicals thrown in. But after six months orbiting comet 67P/Churyumov–Gerasimenko, the unmanned Rosetta probe has shown them to be far more complex and active than previously thought. .. Continue Reading Rosetta reveals comet secrets

Section: Space

Tags: Comets, ESA, Rosetta

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