A consensus is emerging that the dots, sometimes called rubies, are an entirely new type of cosmic object in the Universe.

Researchers analyzing pulsar data have found tantalizing hints of ultra-slow gravitational waves. A team from Hirosaki University suggests these signals might carry “beats” — patterns formed by ...

When galaxies collide, it's not a gentle affair, but it does take millions of years. Over this time, the two massive star ...

Scientists found where the universe’s missing matter went. Black holes have been pushing it far away from galaxies.

Elliptical galaxies instead tend to be older, more massive, and with stars distributed not in a nice little disk, but in a ...

Astronomers have detected one of the darkest objects ever seen at a record cosmic distance—only with the assistance of ...

Deep in the core of most galaxies, hidden by spinning clouds of gas and dust, black holes spin like cosmic engines. These ...

A compilation of various images from the James Webb Space Telescope shows the effects of gravitational lensing caused by dark ...

A new look at radio maps of the sky shows a pronounced tilt, called a dipole, that astronomers are still unable to explain ...

The James Webb Space Telescope’s Near-Infrared Camera captured an "array of stars that make up the dwarf galaxy Wolf–Lundmark ...

For decades, scientists engaged in the Search for Extraterrestrial Intelligence (SETI) have probed the galaxy for signs of ...