Shifting the Gravitational Wave Background
Learn about what our motion with respect to the source of a cosmic gravitational wave background can tell us in today’s featured paper!
Learn about what our motion with respect to the source of a cosmic gravitational wave background can tell us in today’s featured paper!
Did you know we are looking for black hole binaries orbiting supermassive black holes? Here’s how!
Our galaxy is not just made up of stars and dark matter, but a huge weight of dust, extending out much further than we can see. Now we’re starting to pin down the properties of our surrounding mysterious gas cloud, and new evidence shows that it’s busy doing it’s own thing.
What do the sizes of galaxies have to tell us about cosmology? Today, we discuss how the velocity of a galaxy can change its observed size and tell us about the properties of the Universe.