Secondhand Spacecraft Has Firsthand Asteroid Experience

Since it began operations in December 2009, NASA’s NEOWISE mission has observed 158,000 asteroids and discovered more than 35,000. The NEOWISE mission hunts for near-Earth objects (NEOs) using the Wide-field Infrared Survey Explorer (WISE) spacecraft. Funded by NASA’s NEO Observations Program, the NEOWISE mission uses images taken by the spacecraft to look for asteroids and […]

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