A sweeping cosmic census from the James Webb Space Telescope has unveiled nearly 1,700 galaxy groups—marking the deepest and ...

Astronomers discover more than 100 hidden black holes in a star cluster, revealing surprising movements in ancient galactic ...

A galactic pileup 94 million light-years away is giving astronomers a detailed look at how cosmic collisions shape the universe.

Nasa's James Webb Telescope captures a stunning image. It shows the galaxy cluster Abell S1063. This cluster is 4.5 billion ...

The world's most powerful observatory - James Webb Space Telescope - just peered billions of years into the past, revealing ...

The Dark Energy Camera on the Víctor M. Blanco 4-meter Telescope at Cerro Tololo Inter-American Observatory in Chile captured an "ultra-deep view of the Antlia Cluster," according NOIRLab. Credit: ...

The James Webb space telescope's deepest view of a single target yet depicts spinning arcs of light that are galaxies from ...

Small companion galaxies around our neighboring Andromeda galaxy appear to stretch and point toward Earth in a fascinating ...

Dark matter is more than five times as abundant as all the visible matter in the universe. So why can't we see any of it?

The discovery in 1998 that the Universe is expanding faster over time shook the foundations of cosmology. This finding ...

Astronomers are using Hubble to study vivid gas clouds and newborn stars in the tilted spiral galaxy NGC 3511.

But when scientists peer very far back, they find conundrums. JWST observations of the distant past are at odds with ...