Wham! Planetary Impact Detected in Faraway Star System

August 28, 2014 10:11 PM

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Wham! Planetary Impact Detected in Faraway Star System

Astronomers have spotted the wreckage of a mammoth collision around a distant young star, a landmark find that could shed light on how our own solar system's rocky planets took shape long ago.

The researchers detected a huge disk of dusty debris around a sunlike star called NGC 2547-ID8, which lies about 1,140 light-years from Earth in the constellation Vega. The cloud was probably spawned when two planetary building blocks slammed into each other just two years earlier, scientists said.

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