A team of astronomers have found a mysterious object in the distant universe that could be dark matter or an inactive smaller ...

Astronomers have detected a mysterious dark object in the distant universe — and its size has them fascinated.

The impact that carved out the South Pole-Aitken basin on the moon appears to have come from the north, not the south as ...

What is the biggest object in the universe? Learn more about the biggest objects in the universe, including galaxies, galaxy clusters, and dark matter.

"We already see indications of cracks in the standard model." Are we living in a simulation? Well, the jury's out on that one. But humans do create simulations all the time. In fact, the Euclid ...

ORCs are vast, faint rings of radio energy that surround galaxies and can be detected only in radio wavelengths of the ...

All good things must come to an end. Like many other human achievements, the International Space Station mission is coming to ...

Astronomy is, in essence, an exercise in inference. We cannot touch the stars, nor scoop up galaxies in a lab. Instead, we ...

In an astonishing feat of gravitational sleuthing, astronomers have found a mysterious, dense blob of invisible matter ...

The James Webb Space Telescope's latest image shows eight spectacular examples of gravitational lensing, a phenomenon that ...

A newly discovered odd radio circle in space could serve as a time capsule for the violent events that shape galaxies.

Tonight, the Moon and Jupiter will have a close celestial encounter. This rare pairing can even be enjoyed with a naked eye.