Red Galaxies at Night, Astronomers' Delight: A Look at the “Hubble-Dark” Universe
JWST images of early galaxies have turned up a population of flat, red disks that may have been entirely missed by previous surveys.
“Rogue Black Hole” Could Be Something Much Simpler
An unusual streak of stars thought to have formed in the wake of a wandering supermassive black hole might just be a spiral galaxy seen edge-on.
The James Webb Space Telescope May Have Spotted a Baby Galaxy Merger
New JWST images reveal that one of the most distant objects ever observed is actually two baby galaxies on a possible collision course.
Distorted Galaxy Hints at the Nature of Dark Matter
Astronomers analyzed the gravitationally lensed image of a distant galaxy to test the nature of dark matter.
What the Discovery of Massive Early Galaxies Could Mean for Cosmology
JWST's detection of early galaxies that are far more massive than astronomers had expected could mean we need to rewrite our understanding of the cosmos.
This Galaxy Is Powerful, But Lonely Too
A large elliptical galaxy spewing a black hole–powered jet might have eaten its neighbors, leaving it on its own.
Generations of Stars Shape Their Galaxies, Webb Images Reveal
James Webb Space Telescope images reveal an intricate network in nearby galaxies, influenced by generations of star formation.
“The Sparkler” Might be Our Milky Way’s Long-Lost Twin
Astronomers are using compact groups of stars to probe the history of a galaxy in the adolescent universe dubbed "The Sparkler."
Italian Amateur Astronomer Discovers Dwarf Galaxies
Three dwarf galaxies around the Sculptor Galaxy have come to light thanks to the work of an amateur astronomer.
New Observations Reveal Galaxies Near and Far
Astronomers at this month's big winter conference explored intriguing small galaxies at various points in cosmic history.
Hubble and Webb Image Galaxies’ Lost Stars
Deep images of galaxy clusters reveals the light of wandering stars. What set these stars free from their hosts?
Amateur Astronomers Find Glowing Gas Arc Near Andromeda
An arc that glows green thanks to doubly ionized oxygen appears near the Andromeda Galaxy in a photo obtained by amateur astronomers.
Familiar Fluffy Triangulum Galaxy Has Hidden, Two-Armed Pattern
Astronomers have discovered that one of the Milky Way’s nearest galactic neighbors has dramatically changed its looks in the recent past.
The James Webb Space Telescope Is Finding Too Many Early Galaxies
Images and spectra from the James Webb Space Telescope suggest that the first galaxies in the universe are too many or too bright compared to what astronomers expected.
Webb Telescope Sees Deep and Wide into the Universe
A new deep field from the James Webb Space Telescope shows how galaxies evolved in the early universe.
Webb's Galactic Distance Record Is Now Official
Spectroscopic measurements confirm Webb's distance record, with images revealing galaxies that existed just 330 million years after the Big Bang.
Squid Galaxy Gets in on the Neutrino Game
Astronomers have connected dozens of neutrinos detected by the IceCube Observatory to a nearby galaxy, M77, aka the Squid Galaxy.
Webb Reveals Jupiter, Puffy Planet, and Galactic Maelstroms in a New Light
Round out your week with these stunning views of the universe from the James Webb Space telescope.
Webb Telescope Shatters Distance Records, Challenges Astronomers
Distant galaxies in Webb images suggest we need to rethink star and galaxy evolution in the early universe.
Thin Red Lines: Webb Space Telescope Captures Star Creation on Grand Scale
New imagery from the James Webb Space Telescope shows a nearby galaxy in a whole new light.