Post #4497101

Finding seven quasars in 800,000 galaxies: the challenge of weighing the universe's hungriest black holes https://www.universetoday.com/articles/seven-needles-800000-haystacks A quasar is a supermassive black hole in the act of feeding, and it’s so bright that it drowns out the galaxy it sits in. That is a nuisance if you want to weigh the galaxy and weighing it is exactly… #science #blackholes #astrophysics