Apr. 13th, 2017

james_davis_nicoll: (Default)
Pioneer 10: entered outer solar system 1973, exited outer solar system 1983
Pioneer 11: entered outer solar system 1974, exited outer solar system 1990 (?)
Voyager 1: entered outer solar system 1978, exited outer solar system 1991
Voyager 2: entered outer solar system 1978, exited outer solar system 1989
Galileo: entered outer solar system 1995, EOM 2003
Ulysses: entered outer solar system 1992?, EOM 2008
Cassini: entered outer solar system 2000, EOM Friday, September 15, 2017
New Horizons: entered outer solar system 2007, exited outer solar system 2015
Juno: entered outer solar system 2016 (?), EOM Feb 2018

So a nearly unbroken 45 years of exploring the outer, interesting, part of the Solar System will end in 2018?

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james_davis_nicoll

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