Our first glimpse of the dusty remnants of an exploding star

See that reddish cloud inside this supernova's shockwave? It's a massive plume of dust that formed shortly after the star ripped itself to shreds. The observation was made using the the brand new ALMA telescope — and it's one that will help explain how galaxies got their dusty and dim complexion. » 1/07/14 8:00am 1/07/14 8:00am

A ring of fire forms around a new supernova

A 6-trillion-mile-wide ring of gas encircles a supernova in the Large Magellanic Cloud, Supernova 1987A, and the explosions from the supernova are lighting it up like a candle, creating what will become a glowing ring. » 9/03/10 6:30am 9/03/10 6:30am