It's 99 percent dark matter, a new study explains.

Astronomers used AI to search 35 years of Hubble data and discovered over 1,300 rare cosmic anomalies hidden in plain sight.

Astronomers have confirmed the first isolated stellar-mass black hole drifting through the Milky Way, located roughly 5,000 ...

Comet 41P slowed its rotation to a halt and then began spinning in the opposite direction, surprising scientists.

In the vast tapestry of the universe, most galaxies shine brightly across cosmic time and space. Yet a rare class of galaxies ...

Using the Hubble Space Telescope, astronomers have discovered what seems to be a galaxy that is the most heavily dominated by ...

Called CDG-2, this newly identified “ghostly” galaxy may be one of the most dark matter-dominated galaxies ever discovered, with a staggering 99% of its total mass made up of dark matter — a ...

Using data from the Hubble Space Telescope, ESA’s Euclid space observatory, and Hawaii’s Subaru Telescope, the researchers discovered faint light emitting around the clusters. That light was clear ...

At the center of the Egg Nebula is its yolk: a deteriorating sun-like star.

The James Webb Space Telescope has observed the iconic Pillars of Creation and the view is spectacular! Travel 6,500 ...

A Northwestern University-led team of astronomers used NASA’s James Webb Space Telescope to discover a former star that ...