Fast-moving stars in the Milky Way indicate there could be a supermassive black hole in the neighboring Large Magellanic ...
A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's supermassive black hole Sagittarius A*. See W.M. Keck Observatory imagery of X7 ...
In 2007, astronomers discovered the Cosmic Horseshoe, a gravitationally lensed system of galaxies about 5.5 billion ...
Astronomers have discovered a record-breaking ultra-massive black hole, weighing 36 billion solar masses, at the heart of the ...
In 2007, astronomers discovered the Cosmic Horseshoe, a gravitationally lensed system of galaxies about five-and-a-half ...