Space
12:04 pm
Fri August 30, 2013

Space Telescope Reawakened for an Asteroid Hunt

After the WISE telescope used up the coolant needed to operate its detectors, its primary mission as an infrared survey telescope ended. NASA's Amy Mainzer describes how the agency is repurposing the dormant craft for a new three-year mission looking for near-Earth asteroids. Astronomer Brett Gladman also discusses a newly spotted asteroid-like object trailing Uranus.