Hawking radiation is one process, but for spinning black holes, especially ones with accretion disks and magnetic fields around them, there are two more theoret

Hawking radiation is one process, but for spinning black holes, especially ones with accretion disks and magnetic fields around them, there are two more theoretical predictions: the Blandford–Znajek process and the Penrose process. https://en.m.wikipedia.org/wiki/Astrophysical_jet#Rotation_as_possible_energy_source https://en.m.wikipedia.org/wiki/Astrophysical_jet#Rotation_a...