Science
On this day in space! Oct. 29, 1991: NASA's Galileo spacecraft flies by asteroid Gaspra and snaps amazing photos while flying at 18,000 mph
Hanneke Weitering·Space.com·October 29, 2026
On Oct. 29, 1991, the Galileo spacecraft flew by the asteroid Gaspra on its way to Jupiter. Here's why it mattered.
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