And we can continue to rest easy since the expiry date of the universe is far away, though a scientist has calculated when and how the universe will end. Many white dwarfs may explode in supernova when everything else in the universe has died and gone quiet. As they become denser, these stars will become “black dwarf” stars capable of producing iron in their cores. According to Caplan’s calculations, the theoretical explosions which he calls “black dwarf supernovas”, will begin to occur in about 10 to the 1100th years. “It’s hard to imagine anything coming after that, black dwarf supernova might be the last interesting thing to happen in the universe.

Source: Hindustan Times August 18, 2020 19:14 UTC