NASA’s NEAR Shoemaker spacecraft became the first space probe to land on an asteroid when it touched down on 433 Eros.
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NASA launched the Gemini program's tenth and final crewed spacecraft, Gemini 12.
The Soviet spacecraft Mars 6 was launched.
NASA successfully launched the experimental CTS Hermes satellite atop a Delta 2914 rocket.
China's Shenzhou spacecraft launched on its fourth and final uncrewed flight.
NASA lost radio contact with the Mars Polar Lander moments before the spacecraft entered the Martian atmosphere.