galaxies
Latest about galaxies
![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.](https://cdn.mos.cms.futurecdn.net/yb5qzP6JYTZKHTJPth568N-320-80.jpg)
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.
![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.](https://cdn.mos.cms.futurecdn.net/AtpH6RNz2kCyth4p2x9jGD-320-80.jpeg)
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.
![The James Webb Space Telescope launched from Europe's Spaceport at 7:20 a.m. EST on Dec. 25.](https://cdn.mos.cms.futurecdn.net/A6GQb9pFkUEqSNamSVEpT4-320-80.gif)
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.
![Computer artwork of a black hole.](https://cdn.mos.cms.futurecdn.net/sTQ2gPmEadbPo2Nn2xkdQU-320-80.jpg)
The 10 wildest things we learned about black holes in 2021
By Adam Mann published
A rundown of awesome results about black holes from 2021.
![Artist conception of the James Webb Space Telescope, launching on Dec. 25.](https://cdn.mos.cms.futurecdn.net/gmoAQJ6SBBWYrvuQAWLg3Y-320-80.jpg)
How to watch the James Webb telescope launch into space
By Mindy Weisberger published
The James Webb Space Telescope, an upgrade to Hubble, is scheduled to launch on Dec. 25.
![A recent image of the elliptical galaxy Messier 87 shows a powerful jet with a corkscrew-like helical structure. The jet extends 8,000 light-years from the black hole that lies at the center of the galaxy.](https://cdn.mos.cms.futurecdn.net/AEJ3p7hjJ9AwBsDNTrygHR-320-80.jpg)
Black hole jet ejected by supermassive black hole is shaped like a helix
By Samantha Mathewson published
An extraordinary galactic jet ejected from a supermassive black hole boasts a corkscrew-like helical structure, new ground-based telescope views reveal.
![The galaxy AGC 114905 seems to be devoid of dark matter. In this image, the stellar emission is shown in blue; and green clouds show the neutral hydrogen gas.](https://cdn.mos.cms.futurecdn.net/k2WMbP7RkyUVX9vwNVoYNb-320-80.jpg)
This faraway galaxy may be completely devoid of dark matter
By Mara Johnson-Groh published
On the surface, a galaxy 250 million light-years from Earth seems like any other, but a deeper look reveals a puzzling quirk: It seems to have no dark matter.
![An image of the G237 protocluster with its galaxies in different colors representing different wavelengths of observations.](https://cdn.mos.cms.futurecdn.net/xzoNHx94EtU54wPcLp6xJc-320-80.png)
Enormous 'shipyard' of ancient galaxies discovered 11 billion light-years away
By Patrick Pester published
Astronomers have confirmed the existence of a massive protocluster 11 billion light-years away that acts as an assembly yard for over 60 emerging galaxies.
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