A galaxy roughly 9 billion light-years from Earth is hemorrhaging its own future. Nearly half the molecular gas inside the ...

The Hubble Space Telescope has imaged a "200,000 light-year-long trail of newborn stars" that may have been left behind by a ...

CNN — Astronomers have long studied supermassive black holes and smaller black holes that form when massive stars implode, but they have searched for intermediate-mass black holes for years. Now, ...

For years, cosmologists have been struggling with the "Hubble tension," a disagreement between measurements of the present-day expansion rate of the universe. One promising solution to this ...

Scientists believe the Hubble telescope has, for the first time, detected evidence of a black hole situated between stars in our galaxy. "Until now, all black hole masses have been inferred ...

A Hubble Space Telescope visible-light image of the galaxy MCG-03-34-064. Hubble's sharp view reveals three distinct bright spots embedded in a white ellipse at the galaxy's center (expanded in an ...

The Hubble Space Telescope celebrates 36 years of incredible discoveries, stunning imagery, and a lasting impact on astronomy ...

When black holes emerge out of hiding to feast on their prey and some type of matter is sucked into their celestial maw, they begin to glow brightly. The events, dubbed “extreme nuclear transients,” ...

A supermassive black hole, two million times the Sun’s mass, is actively consuming surrounding material in galaxy NGC 1365, emitting intense X-rays detectable from Earth.

What are the little red dots discovered by the James Webb Space Telescope? These X-rays may offer a clue.