Solar Anomalous and Magnetospheric Particle Explorer
Spacecraft
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The Solar Anomalous and Magnetospheric Particle Explorer was a NASA solar and magnetospheric observatory, and was the first spacecraft in the Small Explorer program. It was launched into low Earth orbit on 3 July 1992, from Vandenberg Air Force... Wikipedia
Launch date: July 3, 1992
Launch mass: 158 kg (348 lb)
Mission duration: 3 years (planned); 11 years, 11 months and 27 days (achieved)
Spacecraft: Explorer LXVIII