galaxies

Latest about galaxies

Kepler's exoplanets.

How many planets are in the universe?

By Briley Lewis published

We currently know of 5,502 planets beyond the solar system, but we've only found the tiniest fraction of the planets astronomers think lie elsewhere in the universe.

Space
The lenticular galaxy NGC 6684 as seen by the Hubble Space Telescope.

Space photo of the week: A cosmic 'ghost' peers through the universe's past

By Jamie Carter published

Imaged beautifully by Hubble, NGC 6684 is a 'lenticular' galaxy very different to our own Milky Way.

Astronomy
A fiery orange smudge representing Maisie's galaxy, one of the earliesrt galaxies in the known universe

13 billion-year-old 'Maisie's galaxy' is one of the oldest objects in the universe, James Webb telescope reveals

By Brandon Specktor published

Born less than 400 million years after the Big Bang, Maisie's galaxy is officially one of the four oldest galaxies ever discovered, a new JWST study reveals.

Cosmology
A galaxy with an exceptionally bright, stretched-out disk of light around it

Bizarre 'relic galaxy' is missing a key component of the universe, and scientists are stumped

By Robert Lea published

A massive galaxy far from Earth seems to be entirely devoid of dark matter, contrary to all accepted cosmological models.

Dark Matter
An illustration of the James Webb Space Telescope

James Webb Space Telescope: Origins, design and mission objectives

By Andrew May last updated

Reference NASA's James Webb Space Telescope has launched and it's the most powerful in history, giving us the deepest ever view into our universe.

Reference
A telescope image of distant galaxies, showing thousands of bright stars and galaxies on a black background. In a zoomed-in box is the pale, faint galaxy detected in this new study.

James Webb Space Telescope finds the faintest galaxy ever detected at the dawn of the universe

By Ben Turner published

The James Webb Space Telescope has discovered the faintest galaxy ever seen, burning away the pitch-black gloom of the early universe 13 billion years ago.

Cosmology
8 Einstein rings in a grid

Dark matter's secret identity could be hiding in distorted 'Einstein rings'

By Harry Baker published

Researchers may be a step closer to identifying dark matter after studying unusual cases of gravitational lensing caused by "dark matter halos" surrounding distant galaxies.

Dark Matter
A sampling of thousands of galaxies of varying ages observed by the James Webb Space Telescope

James Webb telescope discovers the 4 oldest galaxies in the universe, born just 300 million years after the Big Bang

By Briley Lewis published

Astronomers using the James Webb Space Telescope have detected the four oldest galaxies in the known universe, which are forming stars much faster than thought possible.

Cosmology
A side-by-side image of X-ray and optical data showing what appears to be an active black hole hidden at the center of a distant, dusty galaxy

Hundreds of dusty black holes found hiding in plain sight

By Adam Mann published

Astronomers detected 400 previously unknown black holes in a new X-ray survey of dusty galactic centers.

Black Holes
This image — a mosaic of 690 individual frames taken with the Near Infrared Camera (NIRCam) on the James Webb Space Telescope—covers an area of sky about eight times as large as Webb’s First Deep Field Image released on July 12. It’s from a patch of sky near the handle of the Big Dipper.

Webb telescope turns up baffling views of the early universe

By Adam Mann published

New results from the James Webb Space Telescope challenge prevailing models of the early universe.

Space Exploration
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