galaxies
Milky Way bigger than it should be
Scientists have discovered that our home galaxy, the Milky Way, is larger than should be expected considering the size of our local galactic neighborhood.
Telescope reveals new images of grand spiral galaxy found 240 years ago
"It's called a grand design spiral galaxy because of its distinctive pinwheel shape with prominent arms," the European Southern Observatory said.
NASA reveals never-before-seen images of "early universe"
The new images reveal "little dots" in the background that are all galaxies, according to Rebecca Larson, one of the scientists involved in the findings.
Dormant Black Hole Detected Just 160,000 Light Years From Earth
It lies in the Large Magellanic Cloud, a satellite galaxy that neighbors the Milky Way and orbits a hot, blue star that is almost three times as big.
What Webb Telescope Photos Reveal About Atmospheres of Other Planets
By studying light from distant worlds, Webb will play a key part in the ongoing search for life on other worlds.
The 4 Most Distant Space Objects Ever Spotted As Farthest Galaxy Found
Astronomers recently announced the discovery of a galaxy located a record-breaking 13.5 billion light years away when the universe was in its infancy.
'Monster' Supermassive Black Holes So Huge They're Killing Entire Galaxies
Astronomers say they may have solved the decades-old mystery of why some galaxies stop creating stars, causing them to die.
Homeless Amateur Astronomer on 'Joy' of Discovering Distant Supernova
Prolific star hunter Filipp Romanov, 24, previously discovered 80 variable stars, planetary nebula, and binary stars, but SN 2022bsi is his first supernova.
Stunning Image Shows Star Exploding in Powerful Death by Supernova
Images of the Cartwheel galaxy located around 500 million light-years from Earth show a massive star erupting in a supernova that will disperse heavy elements throughout the Universe.
Incredible NASA Image Shows Three Galaxies Colliding 682M Light-Years Away
Almost 126 years to the day since its discovery, an image taken by the Hubble telescope shows the three-way galactic merger IC 2431.
Supermassive Black Hole That Could Outshine a Galaxy Hidden By Cosmic Dust
The black hole powers a region roughly the size of the solar system that is more luminous than
Scientists Stumble Upon Largest Galaxy Ever in 'Stroke of Luck'
Researcher Martijn Oei didn't know how impressive the 16 million light-years long galaxy was until another expert told him: "Congratulations, this is the largest radio galaxy ever found!"
24 Million Stars in New Stellar Catalog Could Unlock Milky Way's Secrets
The catalog represents an important development in "galactic archeology" revealing a multitude of stars that formed in the early universe.
Images Show Supermassive Black Hole Blowing Powerful Winds Into Galaxy
Astronomers found that parts of the galaxy where stars are born were being protected from these powerful outflows thanks to its structure.
How a 5M-Year-Old Star Somehow Took a 39M-Year-Long Trip Through Space
Some massive stars travel distances that should take many of their relatively short lifespans to traverse. Astronomers think they now know how this happens.
Huge Eruption Spotted From Earth's Nearest Feeding Supermassive Black Hole
The supermassive black hole at the heart of the Centaurus A galaxy blasts out powerful radio jets as it ejects material into space at near light speed.
See Scientists Hurl Stars at Black Holes to See What Survives in Simulation
The results could help astronomers understand violent cosmic events in which black holes devour stars and launch powerful jets of material at near light speed.
Mysterious 250 Light-Year-Wide 'superbubble' Ripping Apart Nearby Nebula
The void is located 170,000 light-years from Earth, within one of the Milky Way's satellite galaxies, the Large Magellanic Cloud.
Galaxies Are Being Killed by 'Spectacular and Violent' External Forces
New research has revealed that galaxies are being sent to cosmic graveyards because a crucial ingredient needed for star formation is being snatched from them.
New Model of the Universe Does Away With Dark Matter
The new research suggests a modified theory of gravity that can explain the large-scale structure of the Universe.
Violent Star Formation In Early Galaxies Revealed In Galactic Clusters
The Hubble telescope has found that star formation happens in sudden bursts giving clues about the Universe's bumpy start.
Volcanic-Like Eruptions in Black Holes Blow Bubbles Spanning Light-Years
The material that billows out from feeding supermassive black holes stretches for thousands of light-years "impacting anything that stands in their way."
The Sun Could Be Dragging Earth Through a Vast Cosmic Tunnel In Space
The fact that the solar system could be traveling through a highly magnetized filament in space may also explain mysterious rope-like structures in the sky.
Black Hole Eats Star, Causing Energy Burst That Could Have Outshone Galaxy
Scientists found the elusive black hole with a mass 10,000 times that of the Sun after it gave off the powerful X-ray flare.
Galaxy Looks Like Molten Ring Due to Phenomena Predicted by Einstein
The galaxy, which is 9.4 billion light-years from Earth, appeared to the Hubble Space Telescope as a cosmic illusion known as an Einstein Ring.
The Milky Way is Messier than Scientists Thought
Using the Hubble Space Telescope, astronomers have made findings that could redefine what we know about the evolution of galaxies
Astronomers Can Now Touch the Stars Thanks to 3D-printed Stellar Nurseries
Scientists can now hold the birthplace of stars in their hands, and study them in unprecedented detail.
Hubble Telescope Discovers How Dying White Dwarf Stars Defy Aging
The discovery could change the way astronomers measure the ages of stars in the Milky Way, and means previous estimates could be off by as much as a billion years.
Unique 'Failed Star' Is Like Nothing Else in the Milky Way, Study Finds
"There are likely more weird ones out there, and we need to think about how to look for them," said Davy Kirkpatrick, an author of the study.
Stunning Photo Shows Galaxy Shrouded in Dust Caused by Galactic Collision
The image shows Centaurus A's curling tendrils of dust and gas in never-before-seen detail.