Pioneer 11 (apr 6, 1973 – sep 30, 1995)

Description:

April 6, 1973: Launched.
Mid-March, 1974: Flew through the asteroid belt.
Dec 3, 1974: Jupiter Flyby.
Sept 1, 1979: Saturn Flyby.
Feb 23, 1990: Crossed the orbit of Neptune.
Sept 30, 1995: NASA Ames Research Center made last contact with the spacecraft.
Nov 24, 1995: Scientists received last engineering data from Pioneer 11.

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