Merging black holes release a large amount of energy in the form of gravitational radiation, as explained by Einstein's theory of gravity.
Not exact matches
In the rare case that the parent galaxy that
merges with the DCBH also hosts a central
black hole, the two
holes will collide and
release powerful gravitational waves.
Physicists have calculated that when two neutron stars collide and
merge to form a rotating
black hole, they should
release as much as 5 × 1046 joules of energy.