Using JWST's Mid-Infrared Instrument, the scientists honed in on stars, all between one and eight times the mass of the sun, ...

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 ...

The discovery of thousands more galaxies with stars ringing their main disks could help astronomers study galactic evolution ...

Little red dots were first observed by the James Webb Space Telescope ( JWST) shortly after the spacecraft began collecting ...

Webb reveals a bridge of stars linking two nearby dwarf galaxies, offering a look at how gravity reshapes galaxies and sparks ...

Hubble has revealed a strange cosmic object called Cloud-9, a dark matter–dominated cloud with no stars at all. Scientists ...

What can you learn by gazing at the stars? Head to the UNK planetarium and find out. Friday's program is on ancient cultures ...

Both NASA’s James Webb Space Telescope and Chandra X-ray Observatory caught these two galaxies in a close embrace.

Jets are colossal structures that erupt from the poles of an actively feeding black hole. The black hole devours clouds of ...

Using data from the James Webb Space Telescope, astronomers have identified a population of “platypus galaxies” that defy ...

Observations of ultra-massive galaxies, each containing more than 100 billion stars, show that less than 2 billion years ...