An unusual supernova rediscovered in 7-year-old data may be the first example of a new type of exploding star, possibly from a binary star system where helium flows from one white dwarf onto another ...

Just in time for July 4, astronomers say they have found a new type of stellar firecracker. Stars that die an explosive death generally fall into two categories: young, massive stars that collapse ...

A bizarre exploding star that left its embers glowing invisibly in the distant sky seemed just like one of hundreds that flash into existence all the time - until one sharp-eyed astronomer noticed its ...

YAHOO.COM - Astronomers on Wednesday reported that six ultra-bright flashes detected in deep space were ancient exploding stars that are a new kind of supernova. "We have a whole new class of objects ...

Evidence for a significant new class of supernova has been found with NASA’s Chandra X-ray Observatory and the European Space Agency’s XMM-Newton. These results strengthen the case for a population of ...

Studies using X-ray and ultraviolet observations from NASA’s Swift satellite provide new insights into the elusive origins of an important class of exploding star called Type Ia supernovae. These ...

Astronomers were looking through seven-year-old data when they chanced upon a very strange supernova that flashed and was gone in less than a month, when 3-4 months is typical. The unusually rapid ...

A bizarre exploding star that left its embers glowing invisibly in the distant sky seemed just like one of hundreds that flash into existence all the time - until one sharp-eyed astronomer noticed its ...