Astronomers discover doomed pair of spiralling stars on our cosmic doorstep
SMRTR summary
Astronomers have discovered a rare, high-mass binary star system 150 light years away that will eventually explode as a type 1a supernova. The two white dwarf stars are the heaviest of their type ever confirmed, with a combined mass 1.56 times that of the Sun, and will collide in 23 billion years, appearing 10 times brighter than the moon.
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