Rapid supernova could be new class of exploding star

The rapid drop in brightness, coupled with the supernova's faintness, the strong signature of helium in the spectrum of the explosion, the absence of hydrogen, and the possible presence of vanadium points toward helium detonation on a white dwarf.

Link: http://www.astronomy.com/asy/default.aspx?c=a&id=8775

Time: 5. Nov. 2009

Feed: Astronomy.com - News

Topics: rapid, supernova