Galaxies
Where are new stars born? NASA's Webb Telescope will investigate  PHYS.ORG · 3 hours
When it comes to making new stars, the party is almost over in the present-day universe. In fact, it's been nearly over for billions of years. Our Milky... more
New Type of Supernova Totally Annihilates Its Parent Star  SCI-NEWS.COM · 4 hours
Astronomers have announced the discovery of the most massive star ever known to be destroyed by a supernova... more
Astronomers Trained AI to find Ancient Galaxy Collisions from the Early Universe  LIVE SCIENCE · 2 days
There are bright lights all over the universe where galaxies are smashing together. And now astronomers have a new way to find them. more
New planet discovered in orbit of young Milky Way star  PHYS.ORG · 3 days
A second planet has been discovered circling Beta Pictoris, a fledgling star in our own galaxy offering astronomers a rare glimpse of a planetary system in the making,... more
'UFOs' Are Flying Out from Supermassive Black Holes and Reshaping Galaxies  LIVE SCIENCE · 3 days
These jets of matter act like snowplows that shove gas around inside galaxies. And for the first time astronomers have spotted it happening. more
Spotting merging galaxies  PHYS.ORG · 3 days
Over 30 years ago, the Infrared Astronomy Satellite discovered that the universe contained many extremely luminous galaxies, some more than a thousand times brighter than our own Milky Way, but which are practically invisible at optical wavelengths. These galaxies are... more
Astronomers Spot Massive Star-Forming Galaxies in Early Universe  SCI-NEWS.COM · 6 days
Using data from multiple space- and ground-based telescopes, an international team of astronomers has discovered 39 massive star-forming galaxies at... more
Virgin Galactic declares Spaceport America ready for SpaceShipTwo  SPACE NEWS · 7 days
As Virgin Galactic prepares to finish the test program for its SpaceShipTwo suborbital vehicle, the company says the New Mexico... more
Total annihilation for supermassive stars  PHYS.ORG · 1 week
A renegade star exploding in a distant galaxy has forced astronomers to set aside decades of research and focus on a new breed of supernova that can utterly annihilate its parent star—leaving no remnant behind. The signature event,... more
Virgin Galactic unveiling mission control for space tourism  PHYS.ORG · 1 week
Spaceport America is no longer just a shiny shell of hope that space tourism would one day launch from this remote spot in the New Mexico desert. more
Automated observing network inaugurated at SOAR telescope  PHYS.ORG · 1 week
Supernovae, neutron star mergers, black holes at the center of galaxies, erupting young stars—these are all examples of objects in the night sky that change their brightness over time. In the coming years, astronomers... more
Finding a cosmic fog within shattered intergalactic pancakes  nanowerk · 1 week
In a new study, researchers report on the most detailed simulation ever of a large patch of the intergalactic medium (IGM). For the first time, they were able to see how cold,... more
Finding a cosmic fog within shattered intergalactic pancakes  PHYS.ORG · 1 week
To understand the most ordinary matter in the universe—and the extraordinary things that happen to it—a Yale-led team of astronomers took a deep dive into the cosmic fog. more
Finding a cosmic fog within shattered intergalactic pancakes  SCIENCE DAILY · 1 week
In a new study, researchers report on the most detailed simulation ever of a large patch of the intergalactic medium (IGM). For the first time, they were able to see how cold,... more
Spitzer Spots Perfect Edge-On Galaxy: NGC 5866  SCI-NEWS.COM · 1 week
NASA has released a stunning infrared image taken by the agency’s Spitzer Space Telescope of a lenticular galaxy called NGC 5866. NGC... more
NASA's Spitzer spies a perfectly sideways galaxy  PHYS.ORG · 1 week
This image from NASA's Spitzer Space Telescope might look like a lightsaber floating in space, but it's actually an entire galaxy viewed on its side. more
Virtual 'universe machine' sheds light on galaxy evolution  PHYS.ORG · 2 weeks
How do galaxies such as our Milky Way come into existence? How do they grow and change over time? The science behind galaxy formation has remained a puzzle for decades, but a... more
Virtual 'universe machine' sheds light on galaxy evolution  SCIENCE DAILY · 2 weeks
By creating millions of virtual universes and comparing them to observations of actual galaxies, researchers have made discoveries that present a powerful new approach for studying galaxy formation. more
ALMA Dives into Black Hole’s ‘Sphere of Influence’  ASTRO WATCH · 2 weeks
What happens inside a black hole stays inside a black hole, but what happens inside a black hole's "sphere of... more
Famous 'X-Shaped' Galaxy Isn't Actually X-Shaped  LIVE SCIENCE · 2 weeks
There's a galaxy not too far from our own that astronomers were very sure was shaped like an X, at least from the perspective of radio telescopes. But a new, clearer radio telescope image shows that... more
Revealing Quasars’ True Colors  ASTRO WATCH · 2 weeks
Astronomers have identified a rare moment in the life of some of the universe's most energetic objects. Quasars were first observed 60 years ago, but their origins still... more
Astronomers Discover Vast Ancient Galaxies, Which Could Shed Light on Dark Matter  ASTRO WATCH · 2 weeks
Astronomers used the combined power of multiple astronomical observatories around the world and in space to discover a treasure-trove of previously unknown ancient massive... more
ALMA Determines Mass of Supermassive Black Hole in NGC 3258  SCI-NEWS.COM · 2 weeks
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have observed the dynamical sphere of influence of... more
Astronomers investigate AGN jet in the Messier 87 galaxy  PHYS.ORG · 2 weeks
Astronomers have taken a closer look at the relatively nearby Messier 87 (or M87) galaxy to investigate the jet of its active galactic nucleus (AGN). The new research, described in... more
A long time ago, galaxies far, far away  SCIENCE DAILY · 2 weeks
Astronomers used the combined power of multiple astronomical observatories around the world and in space to discover a treasure-trove of previously unknown ancient massive galaxies. This is the first multiple discovery of... more
Vast ancient galaxies discovered  SCIENCE DAILY · 2 weeks
Astronomers used the combined power of multiple astronomical observatories around the world and in space to discover a treasure-trove of previously unknown ancient massive galaxies. This is the first multiple discovery of its kind and such an abundance of this... more
Astronomers discover vast ancient galaxies, which could shed light on dark matter  PHYS.ORG · 2 weeks
Astronomers have used the combined power of multiple astronomical observatories around the world and in space to discover a treasure trove of previously unknown... more
Giant, active galaxies from the early universe may have finally been found  SCIENCE-NEWS · 2 weeks
Overlooked galaxies from when the universe was younger than 2 billion years old could be the ancestors of other ancient and modern monster galaxies. more
ALMA dives into black hole's 'sphere of influence'  PHYS.ORG · 2 weeks
What happens inside a black hole stays inside a black hole, but what happens inside a black hole's "sphere of influence"—the innermost region of a galaxy where a black hole's gravity is... more
ALMA dives into black hole's 'sphere of influence'  SCIENCE DAILY · 2 weeks
ALMA has made the most precise measurements of cold gas swirling around a supermassive black hole -- the cosmic behemoth at the center of the giant elliptical galaxy NGC 3258. more
Astronomers reveal true colours of evolving galactic beasts  nanowerk · 2 weeks
Astronomers have spotted what they suggest is a 'brief transition phase in the development of these galactic giants that could shed light on how quasars and their host galaxies evolve. more
Astronomers reveal true colors of evolving galactic beasts  SCIENCE DAILY · 2 weeks
Astronomers have identified a rare moment in the life of some of the universe's most energetic objects. more
Astronomers reveal true colors of evolving galactic beasts  PHYS.ORG · 2 weeks
Astronomers have identified a rare moment in the life of some of the universe's most energetic objects. Quasars were first observed 60 years ago, but their origins still remain a mystery. Now... more
Astronomers identify dozens of new Beta Cephei stars  PHYS.ORG · 2 weeks
Using the Kilodegree Extremely Little Telescope (KELT), astronomers have detected 86 new Beta Cephei (β Cep) stars in the Milky Way galaxy. The discovery, detailed in a paper published July 26 on... more
Astrophysical shock phenomena reproduced in the laboratory  MIT · 2 weeks
Lab-scale experiment could help scientists understand interstellar and galactic-scale smashups. more
Scientists resolve the nature of powerful cosmic objects  nanowerk · 2 weeks
At the center of certain galaxies are objects of such tremendous brightness they outshine the rest of their galaxy by four orders of magnitude. Our understanding of these active galactic nuclei has... more
Ultramassive Black Hole Found in Elliptical Galaxy Holmberg 15A  SCI-NEWS.COM · 2 weeks
Astronomers using ESO’s Very Large Telescope (VLT) have discovered an enormous black hole at the center of Holmberg... more
Looking for warm dark matter  PHYS.ORG · 2 weeks
In the last century, astronomers studying the motions of galaxies and the character of the cosmic microwave background radiation came to realize that most of the matter in the universe was not visible. About 84% of the matter... more
No 'Guardian of the Galaxy': trapped US raccoon goes viral  PHYS.ORG · 3 weeks
He may lack the poise of "Guardians of the Galaxy" superhero Rocket Raccoon but this fur-tive little adventurer is becoming an internet star in his own right after... more
Astronomers Discover Milky Way’s Most Iron-Poor Star  SCI-NEWS.COM · 3 weeks
SMSS J160540.18-144323.1, an ultra-metal-poor red giant star located in the halo of the Milky Way, on the other side of the Galaxy... more
Astronomers Create New 3D Map of Milky Way Galaxy  SCI-NEWS.COM · 3 weeks
By measuring the distance from the Sun to thousands of classical Cepheid stars and the associated young stellar... more
Image: Hubble traces a galaxy's outer reaches  PHYS.ORG · 3 weeks
Believe it or not, this long, luminous streak, speckled with bright blisters and pockets of material, is a spiral galaxy like our Milky Way. But how could that be?  more
A 3-D model of the Milky Way Galaxy using data from Cepheids  PHYS.ORG · 3 weeks
A team of researchers at the University of Warsaw has created the most accurate 3-D model of the Milky Way Galaxy to date. In... more
Dark energy vs. modified gravity: Which one will prevail?  PHYS.ORG · 3 weeks
Einstein's theory of general relativity predicts the existence of dark energy—a mysterious form of energy that permeates space and accelerates the expansion of the Universe. But what if Einstein was... more
New 3D Map of the Milky Way Shows Our Galaxy's Heart Is Totally Twisted  LIVE SCIENCE · 3 weeks
Researchers have mapped the Milky Way in unprecedented detail using data from thousands of giant, pulsating stars. more
A three-dimensional map of the Milky Way using classical Cepheid variable stars  Science Magazine · 3 weeks
The Milky Way is a barred spiral galaxy, with physical properties inferred from various tracers informed by the extrapolation of structures seen in other... more
ESO Astronomers Capture Stunning Image of Centaurus A Galaxy  SCI-NEWS.COM · 3 weeks
Astronomers using robotic telescopes at ESO’s newest planet-hunting SPECULOOS (Search for habitable Planets EClipsing ULtra-cOOl Stars) Observatory in... more
Radio halo detected in the galaxy cluster PSZ2 G099.86+58.45  PHYS.ORG · 3 weeks
Using the LOw Frequency ARray (LOFAR), astronomers have probed PSZ2 G099.86+58.45, one of the densest cluster of galaxies known to date. The study revealed the presence of a radio halo... more
This Bizarre Ancient Sea Monster Looked Like the Millennium Falcon  LIVE SCIENCE · 3 weeks
A long time ago, in a galaxy not at all far away, a carnivore with an uncanny resemblance to the Millennium Falcon from "Star Wars" scuttled through the... more
Production Sites of Stars are Rare  ASTRO WATCH · 3 weeks
Astronomers using the Nobeyama Radio Obeservatory (NRO) 45-m telescope found that high-density gas, the material for stars, accounts for only 3% of the total... more
Astronomers Observe Stellar Occultation by Jupiter’s Moon Europa  SCI-NEWS.COM · 3 weeks
In March 2017, Brazilian National Observatory astronomer Bruno Morgado and colleagues took advantage of the beginning of the Jupiter passage through... more
Tracer galaxies probe the cosmic background  PHYS.ORG · 3 weeks
The universe, perhaps surprisingly, is not comprised of galaxies randomly distributed throughout space; that is, it is not very homogeneous. Instead, its galaxies are clustered into distinct structures, typically gigantic filaments separated by vast voids—the "large-scale... more
Image: Hubble snaps a galactic potpourri of particles  PHYS.ORG · 3 weeks
Every now and then, the NASA/ESA Hubble Space Telescope glimpses a common object—say, a spiral galaxy—in an interesting or unusual way. A sharply angled perspective, such as the one shown in this... more
Radio galaxy 3C 236 investigated with LOFAR  PHYS.ORG · 3 weeks
Using the LOw Frequency ARray (LOFAR) astronomers took a closer look at the giant radio galaxy 3C 236. The observations, detailed in a paper published July 22 on the arXiv pre-print repository, shed more... more
Production sites of stars are rare  SCIENCE DAILY · 4 weeks
Astronomers using the Nobeyama Radio Obeservatory (NRO) 45-m telescope found that high-density gas, the material for stars, accounts for only 3% of the total mass of gas distributed in the Milky Way. This result provides key... more
Einstein's general relativity theory is questioned but still stands for now  SCIENCE DAILY · 4 weeks
More than 100 years after Albert Einstein published his iconic theory of general relativity, it's beginning to fray at the edges, said Andrea Ghez, UCLA professor... more
Einstein's general relativity theory is questioned but still stands for now  PHYS.ORG · 4 weeks
More than 100 years after Albert Einstein published his iconic theory of general relativity, it is beginning to fray at the edges, said Andrea Ghez, UCLA... more
Relativistic redshift of the star S0-2 orbiting the Galactic center supermassive black hole  Science Magazine · 4 weeks
General Relativity predicts that a star passing close to a supermassive black hole should exhibit a relativistic redshift. We test this using... more
Biologists and mathematicians team up to explore tissue folding  MIT · 4 weeks
An algorithm developed to study the structure of galaxies helps explain a key feature of embryonic development. more
How black holes shape galaxies  PHYS.ORG · 4 weeks
Data from ESA's XMM-Newton X-ray observatory has revealed how supermassive black holes shape their host galaxies with powerful winds that sweep away interstellar matter. more
Production sites of stars are rare  PHYS.ORG · 4 weeks
Astronomers using the Nobeyama Radio Obeservatory (NRO) 45-meter telescope found that high-density gas, the material for stars, accounts for only 3 percent of the total mass of gas distributed in the Milky Way. This result provides... more
Astronomers Create 3D Map of Local Void  SCI-NEWS.COM · 1 month
An international team of astronomers has mapped the size and shape of the Local Void, a large underdense region of the Universe,... more
FermiMilky WayAndromedaTESSGravityExoplanetsSpace StationsBig BangJames WebbHubbleDark Matter/EnergyBlack Holes
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