Swift and Hubble probe an asteroid crash (w/ video)
Thursday, April 28, 2011 - 16:30
in Astronomy & Space
(PhysOrg.com) -- Late last year, astronomers noticed an asteroid named Scheila had unexpectedly brightened, and it was sporting short-lived plumes. Data from NASA's Swift satellite and Hubble Space Telescope showed these changes likely occurred after Scheila was struck by a much smaller asteroid.