Gadgets: First Future Type 1a Supernova Detected: White Dwarf Pair to Collide in 23 Billion Years

[dave]

First Future Type 1a Supernova Detected: White Dwarf Pair to Collide in 23 Billion Years

Astronomers have discovered a pair of white dwarf stars located about 150 light-years from Earth that are on course to collide and produce a Type 1a supernova in approximately 23 billion years. This is the first such system identified near our region of the galaxy. With a combined mass of 1.56 solar masses, the stars are slowly spiralling toward each other, orbiting e...

Source: You are not allowed to view links. Register or Login