Stellar dust-buster mystifies scientists

You don't have the right version of the adobe flash player to see this video. Please upgrade or install it at "http://get.adobe.com/flashplayer/"

Subscribe to iTunes

Astronomers are baffled by the sudden disappearance of a disc around a distant star that was in the process of forming new planets. Also; discovery of a dark matter filament linking galaxy clusters, and the most distant galaxy ever seen.