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The asteroid NASA landed on is hollow and spinning itself to death – Business Insider – Business Insider
NASA’s Osiris-Rex spacecraft orbited asteroid Bennu for two years, monitoring pebbles flying off of it. The data shows a hollow space rock.
The asteroid Bennu just keeps getting more bizarre.
When NASA decided to send a probe to land on a space rock and bring back samples, it picked Bennu for its seemingly smooth surface — perfect landing ground. But once the Osiris-Rex spacecraft had made the 200-million-mile journey to Bennu, the images it beamed back revealed a landscape covered in boulders and rock fields.
NASA eventually chose the flattest spot it could find to land, and the touch-and-go operation to scoop up material went smoothly…
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