Tuesday, November 6, 2012
Wheeler lays out his case for supernova parentage in the current issue of The Astrophysical Journal. He explains why he thinks the parents of Type Ia could be a binary star made up of white dwarf star (the burnt-out remnant of a Sun-like star) and a particular type of small star called an “M dwarf.”
In the paper, he explains that current theories for Type Ia parents don’t correctly match up with telescope data on actual supernovae.
Read more in Rebecca Johnson’s article about Wheeler’s new model on the McDonald Observatory website.