Powerful bright blue cosmic explosions called Luminous Fast Blue Optical Transients could be caused when a black hole or neutron star slams into the universe's hottest class of star.
A link between particle physics and gravity equations, called the double copy, applies to Hawking radiation, creating a new ...
How astronomers used gravitational lensing, a space-time trick predicted by Einstein, to detect a black hole measuring 30 ...
Take a journey to 89 million light-years away from Earth to the NGC 7727 galaxy. It harbors the closest pair of supermassive ...