Doomed quasar is heading for a powerful explosion

An artist’s concept of two colliding black holes, in the process of merging. Credit: NASA / CXC / A. Hobart. (Phys.org)—PKS 1302-102 is one of the few known quasars with a pair of black holes within its accretion disc. It is also a curious case for astronomers as it will produce a powerful explosion when …

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