In 2007, astronomers discovered the Cosmic Horseshoe, a gravitationally lensed system of galaxies about 5.5 billion ...

Fast-moving stars in the Milky Way indicate there could be a supermassive black hole in the neighboring Large Magellanic ...

Astronomers have spotted displays of flashing lights and “fireworks” near a supermassive black hole at the center of the ...

Unpredictable bursts of light are pulsing from the debris surrounding Sagittarius A*, offering new insights into the ...

At the edge of the Milky Way, there are a surprising number of hyper-fast stars that originate from outside. They apparently ...

Using NASA's James Webb Space Telescope, Northwestern astrophysicists gained the longest, most detailed glimpse yet of the ...

A new study using NASA 's James Webb Space Telescope has revealed a variety of light coming from the black hole Sagittarius A* — or rather its accretion disk, the ring of rapidly spinning material ...

NASA's flagship space telescope captured flares from the disk of superheated material around the black hole, revealing the ...

NASA's James Webb Space Telescope is providing the best look yet at the chaotic events unfolding around the supermassive ...

Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the ...

Scientists observed constant flares from the Milky Way's black hole, revealing unpredictable and intense activity.

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 ...