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Study reveals details of ‘golf ball asteroid’

Two views of the asteroid Pallas, which researchers have determined to be the most heavily cratered object in the asteroid belt.
Image courtesy of the researchers

The asteroid is named Pallas, after the Greek goddess of wisdom, and was originally discovered in 1802. Pallas is the third largest object in the asteroid belt, and is about one-seventh the size of the moon. For centuries, astronomers have noticed that the asteroid orbits along a significantly tilted track compared with the majority of objects in the asteroid belt, though the reason for its incline remains a mystery.

In a paper published today in Nature Astronomy, researchers reveal detailed images of Pallas, including its heavily cratered surface, for the first time.

The researchers suspect that Pallas’ pummeled s...

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