Monday, January 28, 2008

THEMIS microsatellites celebrate a year on the job

NASA’s five-satellite THEMIS (Time History of Events and Macroscale Interactions during Substorms) constellation has finished its first year on orbit and is still operating well. The fleet of five ATK-built microsatellites have been gathering data simultaneously from their different orbital positions to isolate the origins of the elusive but important magnetospheric events known as substorms.

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