Outer Solar System - Science Mission Directorate

Outer Solar System Missions

Planetary exploration missions are conducted by some of the most sophisticated robots ever built. Through them we extend our senses to the farthest reaches of the Solar System and into remote and hostile environments, where the secrets of our origins and destiny lie hidden.

Report of the Cassini Extended Mission Senior Review Board - March 8, 2007

*Sort missions by clicking Launch Date, A-Z, or PHASE column headers.

Launch Date	A-Z	Phase
19971016 October 15, 1997	Cassini The Cassini Mission is in the midst of a detailed study of Saturn, its rings, its magnetosphere, its icy satellites, and its moon Titan. Cassini also delivered a probe...	Operating
19891018 October 18, 1989	Galileo The Galileo mission produced a string of discoveries about asteroids, a fragmented comet, Jupiter's atmosphere, Jupiter's magnetic environment, and especially about the...	Past
20060120 January 19, 2006	New Horizons The New Horizons Pluto-Kuiper Belt Mission will help us understand worlds at the edge of our solar system, by making the first reconnaissance of Pluto and Charon. The mission...	Operating
19720303 March 03, 1972	Pioneer 10 & 11 These Pioneer missions traveled through the asteroid belt to observe Jupiter, Saturn and continue on to the outer solar...	Past
19770906 September 05, 1977	Voyager The twin Voyager 1 and 2 spacecraft continue exploring where nothing from Earth has flown before. In the 25th year after their 1977 launches, they each are much farther away...	Operating

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Outer Solar System Missions