Cosmic Journeys
Star Crash: The Explosion that Transformed Astronomy
S1 • E37 Nov 13, 2017 24m
A startling collision in an ancient galaxy slews Earth's largest telescopes to a spot in the Hydra constellation. Two rapidly spinning neutron stars have violently merged to form a possible black hole. And, for the first time, astronomers see its electromagnetic flash and hear its gravitational thunder as they watch new elements being born.