When astronomers look deep into the early universe, the expectation is simple. You should see young galaxies still assembling ...

A supermassive black hole in a distant disk galaxy is behaving badly, and the fallout is rewriting what I thought I knew ...

Scientists have discovered an enormous stream of super-hot gas erupting from a nearby galaxy, driven by a powerful black hole ...

For decades, astronomers have known that supermassive black holes lurk at the hearts of essentially all large galaxies, ...

What makes red geysers stand out is that they show faint, galaxy-scale outflows of ionized gas, stretching tens of thousands ...

"This was many times more energetic than any similar event and more than any known explosion powered by the collapse of a ...

Astronomers have long puzzled over how some massive galaxies stop forming stars and remain dormant for billions of years—even ...

Astronomers have completed the most comprehensive census of active galactic nuclei (AGN) to date, providing the clearest ...

Astronomers have seen spacetime itself wobble near a spinning black hole for the first time. The discovery, revealed during a star’s destruction, confirms a major prediction of Einstein’s theory of ...

Scientists say they detected the largest-ever merger of two black holes, forming one that is 225 times the mass of the sun, adding that the new discovery "pushes the limits of" how astronomers ...

NASA’s James Webb Space Telescope continues to deliver the goods. Launched on Christmas Day, 2021, it has since sent back a storm of dazzling images and a trove of good science. Now Webb has done it ...

It sounds like something from the plot of Interstellar, but this plan to beam precious data back to Earth—before it’s lost ...