Thursday, December 3, 2009

Historic observations of massive supernova from earliest star

The biggest star explosion yet seen may be the best known example of a rare type of star death that leaves no "body" behind, astronomers say. The unusual blast, dubbed SN 2007bi, appears to be a textbook example of a pair-instability supernova, a theoretical type of explosion proposed for very massive stars—those more than 140 times the mass of the sun. More>

A story on this topic also appeared in Science News, Big Island Video News and Science Daily.