> minus a few percent to gravitational waves They actually convert up to 42% of ... | Hacker News

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		pantalaimon 6 months ago \| parent \| context \| favorite \| on: LIGO detects most massive black hole merger to dat... > minus a few percent to gravitational waves They actually convert up to 42% of their mass into energy, mostly radiation https://youtu.be/t-O-Qdh7VvQ

hnuser123456 6 months ago | [–]

For normal matter inspiraling, yes, but a black hole which is falling into a black hole doesn't get to glow in gamma rays to try to escape :) they can only lose mass/energy by making splashes in spacetime itself (or hawking radiation)

foota 6 months ago | [–]

I think this is over their lifetime, not when they merge?

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