Cosmic collision

Nasa monitors unusually bright asteroid after 11,000mph impact 

Collision: Faint dust plumes bookend asteroid Scheila in this composite taken by Nasa’s Swift satellite on December 15 last year when it was 232million miles from Earth

An unexpectedly bright asteroid that sported short-lived plumes had collided with a smaller body, scientists have said.

The aftermath of the impact on Scheila was first spotted by the University of Arrizona’s Catalina Sky Survey on December 11 last year.
It revealed Scheila to be twice as bright as expected and immersed in a faint comet-like glow….
Read more: http://www.dailymail.co.uk/sciencetech/article-1381932/Nasa-monitors-unusually-bright-asteroid-Scheila-weeks-11-000mph-impact.html#ixzz1L1RXB1Dg