Cassini orbiter released the Huygens probe, which successfully landed on Saturn’s moon Titan.
Source
The Soviet Union's Luna 17 uncrewed space mission launched.
Pluto was officially named.
Chinese astronomers reported the brightest supernova known to man.
NASA launched the Pioneer 11 space probe to study the asteroid belt & the environment around Jupiter and Saturn.
NASA launched Apollo 11 from the Kennedy Space Center.
