Galaxies
Hubble Space Telescope Observes Hidden Depths of Messier 98  SCI-NEWS.COM · 1 hour
NASA has released a spectacularly detailed image captured by the NASA/ESA Hubble Space Telescope that shows a spiral... more
Subaru Telescope identifies the outermost edge of the Milky Way system  PHYS.ORG · 1 hour
A team of researchers identified the outermost edge of the Milky Way galaxy. Using the Subaru Telescope, the researchers examined the boundary of the stellar system... more
Hubble captures elusive, irregular galaxy  PHYS.ORG · 3 days
This image shows an irregular galaxy named IC 10, a member of the Local Group—a collection of over 50 galaxies in our cosmic neighborhood that includes the Milky Way. more
Kelly Latimer flies at the cutting edge of aviation—and soon, space  PHYS.ORG · 3 days
Kelly Latimer, 54, is a test pilot for Virgin Galactic and Virgin Orbit—two commercial space companies owned by British billionaire Richard Branson. For space tourism company... more
Cool Halo Gas Caught Spinning Like Galactic Disks  ASTRO WATCH · 4 days
A group of astronomers led by Crystal Martin and Stephanie Ho of the University of California, Santa Barbara, has discovered... more
Oldest Known Galactic Get-Together Occurred Shortly After Big Bang  SPACE.COM · 5 days
Signals written in elements from the early universe have revealed the oldest known merger between two galaxies, taking place less than a billion years after the Big Bang. more
Observations reveal gas stripping and enhanced star formation in the galaxy JO206  PHYS.ORG · 5 days
Using the Very Large Array (VLA), astronomers have conducted observations of neutral gas in the galaxy JO206. Results of these observations provide important information... more
Cool halo gas caught spinning like galactic disks  PHYS.ORG · 5 days
A group of astronomers led by Crystal Martin and Stephanie Ho of the University of California, Santa Barbara, has discovered a dizzying cosmic choreography among typical star-forming galaxies; their cool halo gas... more
Cool halo gas caught spinning like galactic disks  SCIENCE DAILY · 6 days
Astronomers have discovered cool halo gas spinning in the same direction as galactic disks in typical star-forming galaxies. Their findings suggest that the whirling gas halo will eventually spiral in towards the... more
Hubble Observes Tiny Galaxy with Big Heart  ASTRO WATCH · 6 days
Nestled within this field of bright foreground stars lies ESO 495-21, a tiny galaxy with a big heart. ESO 495-21 may be... more
Does the gas in galaxy clusters flow like honey?  PHYS.ORG · 6 days
We have seen intricate patterns that milk makes in coffee and much smoother ones that honey makes when stirred with a spoon. Which of these cases best describes the behavior... more
Milky Way Collided with Dark-Matter Dominated Galaxy Less Than Billion Years Ago  SCI-NEWS.COM · 6 days
According to new research led by Rochester Institute of Technology (RIT), the collision of the recently-discovered dwarf galaxy Antlia 2 with our Milky Way... more
Astronomers Need a (Steady) Hand Tracing Spiral Galaxies to Find Black Holes  SPACE.COM · 6 days
A citizen-science project is asking people to trace spiral galaxies to help astronomers find intermediate-mass black holes. more
New Earth-like exoplanets discovered around red dwarf Teegarden star  PHYS.ORG · 6 days
An international team led by the University of Göttingen (Germany) with participation by researchers from the Instituto de Astrofísica de Canarias (IAC) have discovered, using the CARMENES high-resolution spectrograph at... more
ALMA finds earliest example of merging galaxies  PHYS.ORG · 6 days
Researchers using ALMA (Atacama Large Millimeter/submillimeter Array) observed signals of oxygen, carbon, and dust from a galaxy in the early Universe 13 billion years ago. This is the earliest galaxy where this useful combination... more
Astrophysicist Announces Her Discovery that Could Rewrite Story of How Galaxies Die  ASTRO WATCH · 7 days
At the annual meeting of the American Astronomical Society in St. Louis, Missouri, Allison Kirkpatrick, assistant professor of physics and astronomy at the University... more
Rare ‘Superflares’ Could One Day Threaten Earth  ASTRO WATCH · 1 week
Astronomers probing the edges of the Milky Way have in recent years observed some of the most brilliant pyrotechnic displays in the... more
Hubble Space Telescope Sees IC 10  SCI-NEWS.COM · 1 week
The NASA/ESA Hubble Space Telescope has captured a striking new photo of the irregular galaxy IC 10. IC 10 is a member of the... more
Citizen Scientists Re-tune Hubble’s Galaxy Classification  ASTRO WATCH · 1 week
Hundreds of thousands of volunteers have helped to overturn almost a century of galaxy classification, in a new study using data from the longstanding... more
Hubble sets sights on an explosive galaxy  PHYS.ORG · 1 week
When massive stars die at the end of their short lives, they light up the cosmos with bright, explosive bursts of light and material known as supernovae. A supernova event is incredibly energetic and... more
Dwarf Starburst Galaxy Harbors Supermassive Black Hole  SCI-NEWS.COM · 1 week
A starburst galaxy called ESO 495-21 is just 3,000 light-years across, but it harbors a black hole of about one million solar masses... more
Magnetic Fields May Muzzle Milky Way's Monster Black Hole  SPACE.COM · 1 week
The mysteriously quiet behavior of the Milky Way's supermassive black hole may be influenced by magnetic field lines. more
Hubble observes tiny galaxy with big heart  PHYS.ORG · 2 weeks
Nestled within this field of bright foreground stars lies ESO 495-21, a tiny galaxy with a big heart. ESO 495-21 may be just 3000 light-years across, but that is not stopping the galaxy from... more
Why do massive (and not-so-massive) stars form?  PHYS.ORG · 2 weeks
The Milky Way Project: Probing Star Formation with a New Yellowball Catalog presents a study of 518 infant star-forming regions known as "Yellowballs," drawn from a catalog made possible by the efforts of citizen... more
Astrophysicist announces her discovery that could rewrite story of how galaxies die  SCIENCE DAILY · 2 weeks
A breakthrough finding overturns assumptions about the maturation of galaxies and may represent a phase of every galaxy's life cycle that was unknown until... more
Astrophysicists announce discovery that could rewrite story of how galaxies die  PHYS.ORG · 2 weeks
At the annual meeting of the American Astronomical Society in St. Louis, Missouri, Allison Kirkpatrick, assistant professor of physics and astronomy at the University of Kansas,... more
Astronomers may have spotted the ghost galaxy that hit the Milky Way long ago  SCIENCE-NEWS · 2 weeks
Astronomers think they’ve identified a galaxy that hit the Milky Way and ruffled its edges millions of years ago. more
Magnetic field may be keeping Milky Way's black hole quiet  PHYS.ORG · 2 weeks
Supermassive black holes exist at the center of most galaxies, and our Milky Way is no exception. But many other galaxies have highly active black holes, meaning a... more
Galaxy Zoo Volunteers Help Re-Tune ‘Hubble Tuning Fork’  SCI-NEWS.COM · 2 weeks
Galaxies are important building blocks of the Universe. Some are simple, while others are very complex in structure. In 1927,... more
Astronomers Determine Mass of Small Black Hole at Center of Nearby Galaxy  ASTRO WATCH · 2 weeks
If astronomers want to learn about how supermassive black holes form, they have to start small--really small, astronomically speaking. In fact, a team including... more
Citizen scientists re-tune Hubble's galaxy classification  SCIENCE DAILY · 2 weeks
Hundreds of thousands of volunteers have helped to overturn almost a century of galaxy classification, in a new study using data from the longstanding Galaxy Zoo project. The new investigation uses classifications of over 6000 galaxies... more
Astronomers ‘Weigh’ NGC 4395’s Central Black Hole  SCI-NEWS.COM · 2 weeks
An international team of astronomers has found that the central black hole of the nearby spiral galaxy NGC 4395 has a mass... more
Here's How Colossal Galaxy Clusters Reveal Dark Matter Secrets  SPACE.COM · 2 weeks
Clusters of galaxies hold the prestigious title of "largest gravitationally bound structures in the universe," which is no small feat. more
Citizen scientists re-tune Hubble's galaxy classification  nanowerk · 2 weeks
Hundreds of thousands of volunteers have helped to overturn almost a century of galaxy classification, in a new study using data from the longstanding Galaxy Zoo project. more
Citizen scientists re-tune Hubble's galaxy classification  PHYS.ORG · 2 weeks
Hundreds of thousands of volunteers have helped to overturn almost a century of galaxy classification, in a new study using data from the longstanding Galaxy Zoo project. The new investigation, published in the journal Monthly Notices... more
Rare 'superflares' could one day threaten Earth  PHYS.ORG · 2 weeks
Astronomers probing the edges of the Milky Way have in recent years observed some of the most brilliant pyrotechnic displays in the galaxy: superflares. more
Technique Pulls Interstellar Magnetic Fields Within Easy Reach  ASTRO WATCH · 2 weeks
A new, more accessible and much cheaper approach to surveying the topology and strength of interstellar magnetic fields — which... more
LOFAR Telescope Sees Ridge of Radio-Emitting Plasma between Two Merging Galaxy Clusters  SCI-NEWS.COM · 2 weeks
Astronomers using the Low-Frequency Array (LOFAR) telescope network have detected a vast ridge of radio emission connecting the merging galaxy clusters Abell 0399 and... more
Astronomers determine mass of small black hole at center of nearby galaxy  PHYS.ORG · 2 weeks
If astronomers want to learn about how supermassive black holes form, they have to start small—really small, astronomically speaking. more
Technique pulls interstellar magnetic fields within easy reach  PHYS.ORG · 2 weeks
A new, more accessible and much cheaper approach to surveying the topology and strength of interstellar magnetic fields—which weave through space in our galaxy and beyond, representing one of the most potent... more
Optimizing operations for an unprecedented view of the universe  PHYS.ORG · 2 weeks
Under construction on a remote ridge in the Chilean Andes, the Large Synoptic Survey Telescope (LSST) will boast the world's largest digital camera, helping researchers detect objects at the solar... more
Hubble survey captures iconic spiral galaxy NGC 2903  PHYS.ORG · 2 weeks
The iconic appearance of a spiral galaxy is exemplified here in the form of the stunning NGC 2903, imaged by the NASA/ESA Hubble Space Telescope. It shows off whirling, pinwheeling arms with... more
Hubble Looks at Explosive Spiral: NGC 4051  SCI-NEWS.COM · 2 weeks
The NASA/ESA Hubble Space Telescope has produced a spectacularly detailed image of a spiral galaxy called NGC 4051. NGC 4051 is an... more
Iconic spiral  ESA · 2 weeks
Space Science Image of the Week: This image from Hubble showcases a stunning spiral galaxy more
Rising Milky Way Shines Bright in Portugal's Darkest Skies (Video)  SPACE.COM · 2 weeks
When observed from the darkest of skies, the Milky Way galaxy can glitter and gleam with all the colors of the rainbow. more
Image: Mature galaxy mesmerizes in new Hubble view  PHYS.ORG · 2 weeks
This striking image was taken by the NASA/ESA Hubble Space Telescope's Wide Field Camera 3 (WFC3), a powerful instrument installed on the telescope in 2009. WFC3 is responsible for many of Hubble's... more
Researchers spot ridge of radio emissions joining two galaxy clusters  PHYS.ORG · 2 weeks
An international team of researchers has found evidence of a ridge of radio emissions joining two galaxy clusters. In their paper published in the journal Science, the group... more
A Weird 'Radio Bridge' 10 Million-Light Years Long Links Colliding Galaxy Clusters  SPACE.COM · 3 weeks
Astronomers have spotted a ridge of radio emissions 10 million light-years long joining two galaxy clusters that are slowly colliding with each other. more
Cool, Nebulous Ring around Milky Way’s Supermassive Black Hole  ASTRO WATCH · 3 weeks
New ALMA observations reveal a never-before-seen disk of cool, interstellar gas wrapped around the supermassive black hole at... more
Markarian 1216: Isolated Galaxy Has Dark Matter-Rich Core  SCI-NEWS.COM · 3 weeks
Markarian 1216 (Mrk 1216 for short) is a compact elliptical galaxy about 316 million light-years away. New data from NASA’s... more
In a first, magnetic fields have been spotted between two galaxy clusters  SCIENCE-NEWS · 3 weeks
The discovery of magnetic fields in the gaseous filament between two galaxy clusters suggests that some large cosmic structures are magnetized. more
As Galaxy Clusters Collide, 10 Million Light-Years of Radio Waves Link Them  SPACE.COM · 3 weeks
Astronomers have spotted a ridge of radio emissions 10 million light-years long joining two galaxy clusters that are slowly colliding with each other. more
Ancient Galaxy in the 'Sea Serpent' Has More Dark Matter Than Expected  SPACE.COM · 3 weeks
X-ray observations of a peculiar galaxy deep within the constellation Hydra (the Sea Serpent) have revealed more dark matter at its core than expected. more
Cool, nebulous ring around Milky Way's supermassive black hole  nanowerk · 3 weeks
New ALMA observations reveal a never-before-seen disk of cool, interstellar gas wrapped around the supermassive black hole at the center of the Milky Way. This nebulous disk gives astronomers new... more
Cool, nebulous ring around Milky Way's supermassive black hole  PHYS.ORG · 3 weeks
New ALMA observations reveal a never-before-seen disk of cool, interstellar gas wrapped around the supermassive black hole at the center of the Milky Way. This nebulous disk gives astronomers new... more
Cool, nebulous ring around Milky Way's supermassive black hole  SCIENCE DAILY · 3 weeks
New observations reveal a never-before-seen disk of cool, interstellar gas wrapped around the supermassive black hole at the center of the Milky Way. more
The Milky Way's Monster Black Hole Has a Cool Gas Halo — Literally  SPACE.COM · 3 weeks
For the first time, astronomers may have imaged the cool disk of gas surrounding the gigantic black hole at the heart of... more
Astronomers take a closer look at emission from the supernova remnant MSH 15−56  PHYS.ORG · 3 weeks
By analyzing archival data from the Suzaku X-ray satellite, astronomers have learned important information regarding thermal and non-thermal emission from the composite... more
The Universe Reveals Its True Colors in This Stunning Milky Way Photo  SPACE.COM · 3 weeks
Our eyes are not so good at distinguishing colors in darkness, but a simple DSLR camera can show us that the universe is anything... more
Heart of lonesome galaxy is brimming with dark matter  PHYS.ORG · 3 weeks
Isolated for billions of years, a galaxy with more dark matter packed into its core than expected has been identified by astronomers using data from NASA's Chandra X-ray Observatory. more
Researchers solve mystery of the galaxy with no dark matter  PHYS.ORG · 3 weeks
A group of researchers from the Instituto de Astrofísica de Canarias (IAC) has clarified a 2018 mystery in the field of extragalactic astrophysics: The supposed existence of a... more
Three ancient globular clusters found in the galactic bulge  PHYS.ORG · 3 weeks
Three old and metal-poor globular clusters have been spotted in the Milky Way's bulge. The newly found clusters, designated Camargo 1107, 1108 and 1109, could offer important clues on structure... more
Hubble Space Telescope Spies NGC 7773  SCI-NEWS.COM · 3 weeks
The NASA/ESA Hubble Space Telescope has captured an amazing new photo of the barred spiral galaxy NGC 7773. NGC 7773 is located approximately 357... more
This Weird Galaxy Is Creeping Up on Our Milky Way  SPACE.COM · 3 weeks
A gorgeous new photo from the Hubble Space Telescope depicts Messier 90, a spiral galaxy roughly 60 million miles away from our own Milky Way — but getting... more
30 'Homeless' Binary Stars Spotted Drifting in the Void Outside Any Known Galaxy  SPACE.COM · 3 weeks
The universe may be full of binary stars that have been exiled from their home galaxies, thanks to one star's rowdy behavior. more
Subaru Telescope Captures 1,800 Exploding Stars  ASTRO WATCH · 3 weeks
By combining one of the world’s most powerful digital cameras and a telescope capable of capturing a wider shot of the night sky compared... more
Image: Hubble sees a galaxy bucking the trend  PHYS.ORG · 3 weeks
This luminous orb is the galaxy NGC 4621, better known as Messier 59. As this latter moniker indicates, the galaxy is listed in the famous catalog of deep-sky objects compiled by French... more
Listen to the Void: Why Cosmic Nothingness Has So Much to Say  SPACE.COM · 4 weeks
At the very largest scales — zooming out from solar systems, stellar clusters and even galaxies — a surprising pattern emerges in nature. more
30 'Homeless' Binary Stars Spotted Drifting in the Void Outside Any Known Galaxy  LIVE SCIENCE · 4 weeks
The universe may be full of binary stars that have been exiled from their home galaxies, thanks to one star's rowdy behavior. more
Chandra finds stellar duos banished from galaxies  PHYS.ORG · 4 weeks
Scientists have found evidence that pairs of stars have been kicked out of their host galaxies. This discovery, made using data from NASA's Chandra X-ray Observatory, is one of the clearest examples of stellar... more
Evidence of new magnetic transitions in late-type dwarfs from Gaia DR2  PHYS.ORG · 4 weeks
Since the second Gaia data release on the 25th April 2018, astrophysicists have had at their disposal an unprecedented wealth of information not only on distances... more
Stolen comets and free-floating objects  PHYS.ORG · 4 weeks
Our solar system may contain alien comets that were stolen from another star flying past 4.5 billion years ago. Far away in a distant cluster of young stars, a similar close encounter might have also sent the inter-stellar... more
Why Are Two Stars in Our Galaxy Suddenly Acting Very Strange?  SPACE.COM · 4 weeks
There's a binary star system out there in the Milky Way, and it's followed a very simple pattern since the 1890s. Now, it's breaking its old... more
Hubble Captures Stunning Image of Messier 59  SCI-NEWS.COM · 4 weeks
The NASA/ESA Hubble Space Telescope has produced this beautiful image of an elliptical galaxy called Messier 59. Messier 59, also known as... more
FermiMilky WayAndromedaGravityExoplanetsSpace StationsBig BangJames WebbHubbleDark Matter/EnergyBlack Holes
Hubble observes tiny galaxy with big heart
PHYS.ORG
Here's How Colossal Galaxy Clusters Reveal Dark Matter Secrets
SPACE.COM
Optimizing operations for an unprecedented view of the universe
PHYS.ORG
Heart of lonesome galaxy is brimming with dark matter
PHYS.ORG
Listen to the Void: Why Cosmic Nothingness Has So Much to Say
SPACE.COM
Stolen comets and free-floating objects
PHYS.ORG
Fresh