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The Neil Gehrels Swift Observatory

News from 1999

October 1999 - NASA Selects Mission to Search For Planetary Systems and Observe Cosmic Explosions
Spacecraft that will search for planetary systems around 40 million stars and observe the largest explosions in the universe have been chosen as the next two missions in NASA's medium-class Explorer (MIDEX) program.
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January 1999 - Five Explorer Mission Proposals Picked For Feasibility Studies
Spacecraft that will help answer some of the biggest questions in space science have been chosen as candidates for NASA's medium-class Explorer (MIDEX) program.
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