Astronomers tracked a star in Andromeda as it dimmed and vanished without the usual fiery explosion, offering rare clues to how black holes form.

Astronomers witness vanishing star collapse into a black hole in Andromeda galaxy

Source: space
Source Link: https://www.space.com/astronomy/black-holes/astronomers-witness-vanishing-star-collapse-into-a-black-hole-in-andromeda-galaxy