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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