The largest known black hole jets, 23 million light years across, have been discovered in the distant universe. This pair of ...

Researchers have discovered an extraordinarily aligned gravitational lens system, dubbed the Carousel Lens, that involves a ...

The energetic streams are together 23 million light-years in length—roughly as long as 140 Milky Way galaxies lined end to end ...

The James Webb Space Telescope has photographed the collision between a spiral and an elliptical galaxy, providing detailed ...

Several hundred million years ago, a smallish elliptical galaxy passed through a larger spiral one. The result of that ...

Check these five spectacular NASA images from space posted on their Instagram handle, which keeps us updated with all the ...

The pair of galaxies may eventually lose their Mona Lisa smile, but NASA says it will eventually transform into something ...

Astronomers on Maunakea on Hawai‘i Island have spotted the biggest pair of black hole jets ever seen, spanning 23 million ...

Cosmological data suggest unexpected masses for neutrinos, including the possibility of zero or negative mass.

Cosmology scientists at the Lawrence Berkeley National Laboratory have made a rare discovery: a cluster of galaxies that span ...

A star cluster in the universe might be hiding a swarm of over 100 stellar-mass black holes. The cluster is called Palomar 5 ...

You might think of asteroids as just rocks of various sizes floating around in space. But they’re vastly more complex than ...