... Astronomy Picture of the Day . X-ray Hot Supernova Remnant in the SMC . << Yesterday . 9.12.1999 . Tomorrow >> . ... this cosmic Q is likely a several thousand year old supernova remnant , the result of the death explosion of a massive star ...
... Yesterday . 31.05.2015 . Tomorrow >> . Credit Copyright: High-Z Supernova Search Team , HST , NASA Explanation: Long ago, far away, a star exploded. ...
... Recent X-ray data and images of Kepler's supernova remnant taken by the orbiting Chandra X-ray Observatory has shown relative elemental abundances more typical of a Type Ia supernova , indicating that the progenitor was a white dwarf star that exploded ...
... Astronomy Picture of the Day . APOD: 2003 June 9 ь The Pencil Nebula Supernova Shockwave . << Yesterday . 9.06.2003 . ... David Malin Images ), NASA Explanation: At 500,000 kilometers per hour, a supernova shockwave plows through interstellar space ...
... Michigan Tech. U. Based on Astronomy Picture Of the Day . Publications with keywords: Cas A - supernova remnant - supernova . ... Publications with words: Cas A - supernova remnant - supernova . See also: . Cas A: Optical and X ray . ...
... Yesterday . 30.12.1998 . Tomorrow >> . Credit Copyright: High-Z Supernova Search Team , HST , NASA Explanation: Far away, long ago, a star exploded. ...
... What's causing those odd rings in supernova 1987A? In 1987, the brightest supernova in recent history occurred in the Large ... from a dense star left over from the supernova, and a superposition of two stellar winds ionized by the supernova explosion ...