Then, on Aug. 28, 1993, Galileo made history again, this time by flying by the first asteroid known to have a moon: Ida. The probe’s photos revealed that this asteroid and its moon, Dactyl, are truly strange objects; both experience space weathering that has caused their surfaces to turn red over time. After Galileo’s asteroid adventures, it went on to Jupiter, but NASA hadn’t finished with space rocks.
NEXT: NEAR-Shoemaker to Eros
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https://www.space.com/41052-best-asteroid-encounters-ever.html The Greatest Asteroid Encounters of All Time!
[bestandroiddoubledinheadunit950.blogspot.com]The Greatest Asteroid Encounters of All Time!
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