George Mary Searle discovered the asteroid 55 Pandora.
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Space Shuttle Discovery completed its last-ever mission and made its final landing onto Kennedy's runway at 11:57 am EST.
Astronauts on Apollo 15 discovered a rock that could date back to the birth of the moon.
A chimpanzee named Ham became the first primate to go to space aboard the US MR-2 spacecraft.
The International Astronomical Union named Pluto's fourth and fifth moons Kerberos and Styx.
NASA launched Apollo 11 from the Kennedy Space Center.
