View Full Version : Hit and Run Asteroid Caused Scheila’s Comet-like Behavior

2011-May-03, 10:10 PM
Asteroid or comet? That was the question astronomers were asking after an asteroid named Scheila had unexpectedly brightened, and seemingly sprouted a tail and coma. But follow-up observations by the Swift satellite and the Hubble Space Telescope show that these changes likely occurred after Scheila was struck by a much smaller asteroid. “Collisions between asteroids [...]

More... (http://www.universetoday.com/85241/hit-and-run-asteroid-caused-scheilas-comet-like-behavior/)