galaxies

Latest about galaxies

Astronomers have created a colorful, wedge-shaped map showing the locations of more than 200,000 galaxies and quasars spanning from the Milky Way all they way to the Big Bang.

New interactive map of the universe is a rainbow-colored slice of cosmic pie

By Harry Baker published

Astronomers have created a colorful interactive map of more than 200,000 galaxies and quasars spanning the lifespan of the cosmos.

Space
Active regions on the Sun combined to look something like a jack-o-lantern’s face on Oct. 8, 2014.

What is the largest known star in the universe? (What about the smallest?)

By Isobel Whitcomb published

The big stars make our sun look puny.

Astronomy
A white swirl of charged gases detach from Comet Leonard's tail in December 2021. This image took top prize in the 2022 Astronomy Photographer of the Year competition.

Blazing comet tail is whipped by solar winds in astonishing astronomy photo

By Stephanie Pappas published

A never-to-be-seen-again view of Comet Leonard took top prize at the Royal Observatory Greenwich's Astronomy Photographer of the Year contest.

Comets
A near-perfect Einstein ring from the galaxy JO418.

Stunningly perfect 'Einstein ring' captured by James Webb Space Telescope

By Harry Baker last updated

A new image using data collected by NASA's James Webb Space Telescope shows off one of the most perfect "Einstein rings" ever captured.

Space Exploration
This engineering image captured by the Fine Guidance Sensor reveals the deepest view of the universe in infrared light to date. The false-color image reveals a handful of stars and hundreds of galaxies scattered across the distant universe.

New James Webb Space Telescope test image reveals deepest ever glimpse into the infrared universe

By Tereza Pultarova published

An engineering image acquired during testing of one of James Webb Space Telescope's instruments reveals hundreds of distant galaxies in the deepest ever glimpse into the infrared universe.

Space Exploration
Artist's rendering of a wandering black hole. Int he center there is a black circle and surrounding it the galaxy swirl of stars warp around it.

Rogue black hole wandering Milky Way alone proves Einstein right again

By Robert Lea published

Astronomers have directly measured the mass and velocity of an isolated black hole for the first time using gravitational lensing.

Black Holes
The universe. Nebula Abstract background. Xuanyu Han via Getty Images

What is the universe?

By Paul Sutter published

Reference It's quite a big question and a lot is still unknown about the universe, but we'll tell you everything that we do know, from how the universe was created, how old it is and what it's even made of.

Reference
The region on the sky, 1/250 of a degree across, where the gravity of a foreground galaxy cluster magnified a distant background star — nicknamed Earendil — thousands of times.

Hubble spots most distant star ever seen, 28 billion light-years away

By Mindy Weisberger published

A star that formed when the universe was young was recently spotted by Hubble space telescope. It's the most distant star ever seen and could be 500 times as massive as the sun.

Space Exploration
Computer simulations showed large galaxies may steal dark matter from smaller galaxies when they collide. The close-up views reveal two galaxies lacking dark matter, compared to the brighter regions in the image.

Cosmic robbery could explain lack of dark matter in some galaxies

By Samantha Mathewson published

Large galaxies may steal dark matter from smaller galaxies they nearly collide with, new research suggests.

Dark Matter
The James Webb Space Telescope launched from Europe's Spaceport at 7:20 a.m. EST on Dec. 25.

In a historic launch, the Webb Telescope blasts off into space

By Mindy Weisberger published

An international partnership of space agencies just launched JWST, the biggest, most powerful space telescope ever made, in an achievement that was decades in the making.

Space Exploration
1 2 3 4 5 6 7 8 9 Archives