This Star Will One Day Explode So Bright, You Could See It in the Daytime

V Sagittae’s violent mass transfer hints at an imminent nova—and a future supernova visible from Earth. Binary star systems are fairly common in the universe, as are pairs where one star is a compact remnant, such as a white dwarf or neutron star, and the other remains on the main sequence. In these systems, the […]



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