Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: Thanks to The Great Courses Plus for sponsoring this episode of Space Time. Try a 30 day trial of The Great Course Plus at Quasars ... the most metal thing in the universe. Support us on Patreon at Get your own Space Time tshirt at Tweet at us! @pbsspacetime Facebook: Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: Help translate our videos! When Quasars were first discovered the amount of light pouring out of such a tiny dot in space seemed impossible. A hysterical flurry of hypothesizing followed: swarms of neutron stars, alien civilizations harnessing their entire galaxy’s power
Hide player controls
Hide resume playing