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Missions to main-belt asteroids | HearLore
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Missions to main-belt asteroids
Dawn (spacecraft)Harold R. Kaufman built the first working ion thruster in 1959 at NASA's Glenn Research Center in Ohio. This early engine used mercury as its propellant and…
Cassini–HuygensThe Cassini, Huygens mission began its life in 1982 when the European Science Foundation and the American National Academy of Sciences formed a working group.
Stardust (spacecraft)Scientists began seeking a dedicated mission to study a comet during the 1980s. Several missions to Comet Halley became the first successful missions to…