Debris from extremely recent collision
(NEWSER) - The Hubble Space Telescope has captured an image of a bizarre X-shaped object with a comet-like streak of dust behind it, NASA announced yesterday. Scientists believe the images represent an extremely recent asteroid collision, with a small rock, perhaps 10-15 feet wide, colliding with a larger, roughly 400-foot-wide one. When they first sighted the image in January, researchers thought the collision had just occurred, but now they date it to early 2009. More»