Artist's concept of light flares along Sag A*'s accretion disk. (Credit: NASA, ESA, CSA, Ralf Crawford (STScI)) ...

Astronomers using the JWST have observed Sagittarius A* continuously flaring, reshaping our understanding of black holes.

Have you ever looked at the beach and wondered how many grains of sand there are? That can be mind-boggling to think about. Scientists estimate that, depending on the grain size and density, a single ...

"We would like to understand the difference between these systems, which holds the clue to understand just how many cosmic ...

A team of astrophysicists has gained the longest, most detailed glimpse yet of the “void” that lurks in the middle of our ...

Using the James Webb Space Telescope, astronomers have taken a detailed look at the supermassive black hole at the heart of ...

Using NASA's James Webb Space Telescope, Northwestern astrophysicists gained the longest, most detailed glimpse yet of the supermassive black hole at the center of the Milky Way.

Scientists predict Andromeda and the Milky Way will collide in about 4.5 billion years—reshaping the night sky forever!.

Since Hubble’s launch, astronomers have discovered over 1 trillion galaxies, but Andromeda stands out as the closest and most ...

Could our solar system have been temporarily exposed to an enhanced flux of cosmic-rays at some point in the ancient past?

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 ...

New paper points to the Alpha Centauri triple star system as likely potential source of millions of interstellar asteroids and comets.