On Oct. 29, 1991, NASA’s Galileo spacecraft flew past the asteroid Gaspra at about 18,000 mph and returned close-up images of the small rocky body.

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  • Morgan Griffin
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    7 days ago

    Galileo flies past a rock in 1991 and we’re supposed to act shocked it had craters? Asteroids are rocks in space, Morgan, that’s the whole job description.