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Dwarf galaxies shed light on dark matter
PHYS.ORG The first sighting of clustered dwarf galaxies bolsters a leading theory about how big galaxies such as our Milky Way are formed, and how dark matter binds them, researchers said Monday. 54 minutes
Astronomers find seven dwarf-galaxy groups, the building blocks of massive galaxies
SCIENCE DAILY A team of astronomers has discovered seven distinct groups of dwarf galaxies with just the right starting conditions to eventually merge and form larger galaxies, including... 4 hours
One of the brightest distant galaxies known discovered
PHYS.ORG An international team led by researchers from the Instituto de Astrofísica de Canarias (IAC) and the University of La Laguna (ULL) has discovered one of the brightest "non-active" galaxies in the early... 8 hours
Hubble Spies Cometary Galaxy NGC 4861
SCI-NEWS.COM The NASA/ESA Hubble Space Telescope has produced this beautiful image of the cometary dwarf galaxy NGC 4861. NGC 4861 lies in the constellation of... 9 hours
The evolution of massive galaxy clusters
PHYS.ORG Galaxy clusters have long been recognized as important laboratories for the study of galaxy formation and evolution. The advent of the new generation of millimeter and submillimeter wave survey telescopes, like the South Pole Telescope (SPT),... 3 days
Image: Hubble's slice of Sagittarius
PHYS.ORG This stunning image, captured by the NASA/ESA Hubble Space Telescope's Advanced Camera for Surveys (ACS), shows part of the sky in the constellation of Sagittarius (The Archer). The region is rendered in exquisite detail—deep red and bright blue... 3 days
Work begins in Palo Alto on NASA's dark energy hunter
PHYS.ORG Lockheed Martin is helping NASA begin the hunt for dark energy, a mysterious force powering the universe's accelerating expansion. An instrument assembly the company is developing, if selected... 3 days
galaxy murder mystery Galaxy Murder Mystery
ASTRO WATCH It’s the big astrophysical whodunnit. Across the Universe, galaxies are being killed and the question scientists want answered is, what’s killing them? New research published by a global team of... 4 days
Cosmic Whodunit: Gas Stripping May Be Killing Galaxies
SPACE.COM What's causing so many galaxies in the universe to die before their time? A new study suggests star-forming gas is stripped out of even more galaxies than previously thought. 4 days
‘Ram-Pressure Stripping’ Shuts Off Star Formation in Galaxies, Astronomers Say
SCI-NEWS.COM According to a new study published this week in the Monthly Notices of the Royal Astronomical... 5 days
presumed young star turns out to be a galactic senior citizen Presumed Young Star Turns Out to Be a Galactic Senior Citizen
ASTRO WATCH It was considered a teenager among the stars. But now one thing has become... 6 days
Galaxy murder mystery
SCIENCE DAILY It’s the big astrophysical whodunnit. Across the Universe, galaxies are being killed and the question scientists want answered is, what’s killing them? 6 days
NuSTAR Finds Two Enormous Black Holes in Milky Way’s Neighborhood
SCI-NEWS.COM NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) mission has identified two gas-enshrouded supermassive black holes, located at... 6 days
Galaxy murder mystery
PHYS.ORG It's the big astrophysical whodunnit. Across the Universe, galaxies are being killed and the question scientists want answered is, what's killing them? 6 days
Milky Way Weighs in Light, Using a Well-Worn Technique
SPACE.COM A new measurement of the mass of Milky Way galaxy suggests that Earth's galactic home is a bit lighter than many previous estimates, but the scientists behind the new work... 6 days
Presumed young star turns out to be a galactic senior citizen
SCIENCE DAILY 49 Lib, a relatively bright star in the southern sky, is twelve billion years old rather than just 2.3 billion. For many decades, researchers were stumped... 1 week
Presumed young star turns out to be a galactic senior citizen
PHYS.ORG 49 Lib, a relatively bright star in the southern sky, is 12 billion years old rather than just 2.3 billion. For many decades, researchers were stumped... 1 week
Small long-serving satellite observes ammonia emission from the center of our galaxy
PHYS.ORG (Phys.org)—Completing its 16th year in orbit, a small Swedish astrophysics and aeronomy satellite named "Odin" has proven that it is still capable of carrying... 1 week
Black Hole and Galaxy Crash Supercharge Blazing-Fast Particles
SPACE.COM Astronomers have discovered an immense surge of energy coming from a cosmic particle accelerator located about 2 billion light years from Earth. 1 week
A universe of 2 trillion galaxies
PHYS.ORG An international team of astronomers, led by Christopher Conselice, Professor of Astrophysics at the University of Nottingham, have found that the universe contains at least 2 trillion galaxies, ten times more than previously thought. The team's... 1 week
Hubble Sees Brilliant Stars in Sagittarius
SCI-NEWS.COM This colorful view of Milky Way was captured when the NASA/ESA Hubble Space Telescope pointed its Advanced Camera for Surveys (ACS) towards the constellation... 1 week
Astronomers Map ‘Elements of Life’ in Milky Way Galaxy
SCI-NEWS.COM At the 229th Meeting of the American Astronomical Society on Jan. 5, 2017, astronomers from the SDSS/APOGEE (Sloan... 1 week
Understanding blended galaxies
SCIENCE DAILY Galaxies are merging all the time, even our own galaxy, the Milky Way. But how these mergers occur isn't entirely clear. An American astrophysicist will use a National Science Foundation grant to find and characterize supermassive black holes associated with... 1 week
Hubble gazes into a black hole of puzzling lightness
PHYS.ORG The beautiful spiral galaxy visible in the center of the image is known as RX J1140.1+0307, a galaxy in the Virgo constellation imaged by the NASA/ESA Hubble Space Telescope, and... 1 week
Researchers discover self-assembling 2D and 3D materials
SCIENCE DAILY Self-assembly of matter is one of the fundamental principles of nature, directing the growth of larger ordered and functional systems from smaller building blocks. Self-assembly can be observed in all length scales from molecules... 1 week
Researchers discover self-assembling 2-D and 3-D materials
PHYS.ORG Self-assembly of matter is one of the fundamental principles of nature, directing the growth of larger ordered and functional systems from smaller building blocks. Self-assembly can be observed in all length scales from molecules... 1 week
farthest stars in milky way might be ripped from another galaxy Farthest Stars in Milky Way Might Be Ripped from Another Galaxy
ASTRO WATCH The 11 farthest known stars in our galaxy are located about 300,000 light-years from... 2 weeks
Keck Cosmic Web Imager ships from Caltech to Keck Observatory
PHYS.ORG An instrument designed to image the vast web of gas that connects galaxies in the universe has been shipped from Los Angeles to Hawaii, where it will be... 2 weeks
photons struggle to escape distant galaxies Photons Struggle to Escape Distant Galaxies
ASTRO WATCH Astronomers led by David Sobral and Jorryt Matthee, of the Universities of Lancaster in the UK and Leiden in the Netherlands, have discovered giant... 2 weeks
What role do supermassive black holes play when galaxies merge?
PHYS.ORG In roughly four billion years, the Milky Way will be no more. 2 weeks
Milky Way’s Most Distant Stars Might Be Ripped from Sagittarius Dwarf Elliptical Galaxy
SCI-NEWS.COM Milky Way’s 11 most distant stars are located roughly 300,000... 2 weeks
Black Holes Regurgitate 'Spitballs' After Devouring Stars
LIVE SCIENCE When a black hole devours a star, it spews planet-size "spitballs" of regurgitated gas tumbling through the galaxy — and some of these globs can come within a few hundred light-years of Earth, new... 2 weeks
Green Glow from Ancient Galaxies Surprises Scientists
SPACE.COM The galaxies are greener on the other side of the universe, it seems: A new analysis reveals that some of the most distant galaxies ever observed are radiating green light, a finding that could... 2 weeks
The Milky Way's Most Distant Stars May Be Stolen Goods
SPACE.COM Our galaxy may have pickpocketed stars — and a healthy scoop of dark matter — from an unsuspecting nearby dwarf galaxy. 2 weeks
Black Holes Regurgitate 'Spitballs' After Devouring Stars
SPACE.COM When a black hole devours a star, it spews planet-size "spitballs" of regurgitated gas tumbling through the galaxy — and some of these globs can come within a few hundred light-years of Earth, new... 2 weeks
'Smashing' Galaxy Clusters Release 'Amazing Amounts of Energy' | Video
LIVE SCIENCE 2 billion light-years away, galaxy clusters Abell 3411 and Abell 3412 are colliding. Observations using the Chandra X-ray Telescope and other telescopes has revealed evidence of black hole... 2 weeks
'Smashing' Galaxy Clusters Release 'Amazing Amounts of Energy' | Video
SPACE.COM 2 billion light-years away, galaxy clusters Abell 3411 and Abell 3412 are colliding. Observations using the Chandra X-ray Telescope and other telescopes has revealed evidence of black hole... 2 weeks
Farthest stars in Milky Way might be ripped from another galaxy
PHYS.ORG The 11 farthest known stars in our galaxy are located about 300,000 light-years from Earth, well outside the Milky Way's spiral disk. New research by Harvard... 2 weeks
Farthest stars in Milky Way might be ripped from another galaxy
SCIENCE DAILY The 11 farthest known stars in our galaxy are located about 300,000 light-years from Earth, well outside the Milky Way's spiral disk. New research shows that... 2 weeks
Beautiful Galaxy Collision Captured by Hubble Telescope
SPACE.COM Hubble captured an image of a beautiful collision in IRAS 14348-1447, an ultraluminous infrared galaxy in deep space. 2 weeks
Photons Struggle to Escape Early Milky Way-Type Galaxies
SCI-NEWS.COM An international team of astronomers has discovered enormous halos of blue, faint light — made of so-called Lyman-alpha photons —... 2 weeks
Struggle to escape distant galaxies creates giant halos of scattered photons
SCIENCE DAILY Astronomers have discovered giant halos around early Milky Way type galaxies, made of photons (elementary particles of light) that have struggled to escape them. 2 weeks
Struggle to escape distant galaxies creates giant halos of scattered photons
PHYS.ORG Astronomers led by David Sobral and Jorryt Matthee, of the Universities of Lancaster in the UK and Leiden in the Netherlands have discovered giant halos around... 2 weeks
Hubble's front row seat when galaxies collide
SCIENCE DAILY IRAS 14348-1447 is actually a combination of two gas-rich spiral galaxies doomed by gravity to affect and tug at each other and slowly, destructively, merge into one. 2 weeks
Humans Really Are Made of Stardust, and a New Study Proves It
SPACE.COM A survey of 150,000 stars shows that humans and their galaxy have about 97 percent of the same kind of atoms. 2 weeks
Hubble's front row seat when galaxies collide
PHYS.ORG This delicate smudge in deep space is far more turbulent than it first appears. Known as IRAS 14348-1447—a name derived in part from that of its discoverer, the Infrared Astronomical Satellite (IRAS for short)—this... 2 weeks
Milky Way’s black hole may hurl galactic spitballs our way
SCIENCE-NEWS Gas blobs formed in the wake of stars shredded by the black hole in the center of the galaxy could pass within several hundred light-years of Earth on... 2 weeks
Earliest galaxies got the green light
SCIENCE-NEWS Galaxies in the early universe might have emitted lots of green light, powered by large populations of stars much hotter than most found today. 2 weeks
Asymmetric structure in the supermassive black hole at the galaxy's center
PHYS.ORG The supermassive black hole candidate at the center of our Galaxy (associated with the radio source Sgr A*) is a prime candidate for studying the physical... 2 weeks
Outflowing gas in ultraluminous galaxies
PHYS.ORG Galaxies evolve over billions of years in part through the activity of star formation and their supermassive nuclear black holes, and also by mergers with other galaxies. Some features of galaxies, in particular the strong correlations found between... 2 weeks
Amazing SpaceX images highlight perfect Falcon 9 landing
PHYS.ORG
Train like an astronaut!
ESA
Online course on human spaceflight with ESA astronaut Christer Fuglesang
ESA
Listen to the Earth smash another global temperature record
PHYS.ORG
We Can Learn a Lot From the Changing Night Sky
SPACE.COM
NASA plans another busy year for Earth science fieldwork
PHYS.ORG
WATCH LIVE @ 12:54 pm ET Saturday: SpaceX Rocket Launch, Landing Attempt
SPACE.COM
Catching Cassini’s call
ESA
NASA analyzes heavy rainfall over Southern Thailand
PHYS.ORG
How old is our moon?
PHYS.ORG
VisionCare receives FDA approval to begin clinical study of telescope implant in post-cataract patients
NEWS MEDICAL
Evidence falls into place for once and future supercontinents
SCIENCE-NEWS
NASA sees storms affecting the western US
PHYS.ORG
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