Friday, 13 March 2020
A team of astronomers from the University of Warwick led by Mark Hollands, have discovered an ultramassive white dwarf with a unique carbon-rich atmosphere never before observed around such a body. The researchers have concluded that the star — located around 150 light-years from Earth — is the product of a collision between two-parent white dwarfs which both narrowly escaped complete destruction. The finding represents the first time that the origins of such a merged white dwarf have been identified by the composition of its atmosphere and with the aid of some other important clues. “We found a white dwarf…
This story continues at The Next Web
