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Pure iron grains are rare in the universe
Science Magazine The abundant forms in which the major elements in the universe exist have been determined from numerous astronomical observations and meteoritic analyses. Iron (Fe) is an exception, in that only depletion of... 3 hours
‘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... 13 hours
A catalog of habitable zone exoplanets
PHYS.ORG The last two decades have seen an explosion of detections of exoplanets, as the sensitivity to smaller planets has dramatically improved thanks especially to the Kepler mission. These discoveries have found that the frequency of planets... 19 hours
Improved measurements of antiproton's magnetic moment deepen mystery of baryonic asymmetry
PHYS.ORG One of the deepest mysteries of physics today is why we seem to live in a world composed only of matter, while the Big Bang should... 19 hours
A tale of two pulsars' tails: Plumes offer geometry lessons to astronomers
SCIENCE DAILY Like cosmic lighthouses sweeping the universe with bursts of energy, pulsars have fascinated and baffled astronomers since they were first discovered 50 years ago.... 1 day
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... 1 day
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? 1 day
A tale of two pulsars' tails: Plumes offer geometry lessons to astronomers
PHYS.ORG Like cosmic lighthouses sweeping the universe with bursts of energy, pulsars have fascinated and baffled astronomers since they were first discovered 50 years ago.... 1 day
Why 'platonic' flies don't copulate and what that could mean for humans
PHYS.ORG By studying the sexual behavior of a mutant strain of fruit fly called "platonic," researchers at the Tohoku University Graduate School of Life Sciences... 1 day
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... 2 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? 2 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... 2 days
Gene Cernan, last astronaut to walk on moon, dies at 82
REUTERS (Reuters) - Eugene Cernan, the last astronaut to walk on the moon - an... 2 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... 3 days
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... 3 days
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... 3 days
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. 3 days
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... 3 days
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... 3 days
russian astronomer discovers new comet using his own cutting edge telescope Russian Astronomer Discovers New Comet Using His Own Cutting-Edge Telescope
ASTRO WATCH Russian astronomer and researcher at the Keldysh Institute of Applied Mathematics Leonid Elenin has discovered a... 4 days
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... 4 days
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... 5 days
Satellite constellations could be poised to challenge the broadband industry
PHYS.ORG It's been more than a decade since a handful of ambitious entrepreneurs saw their plans to provide global telecommunications service through massive satellite constellations blow up, doomed by... 6 days
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... 6 days
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... 6 days
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... 6 days
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... 6 days
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... 6 days
[Technical Response] Response to Comment on “Ribose and related sugars from ultraviolet irradiation of interstellar ice analogs”
Science Magazine We detected ribose and related sugars in the organic residues of simulated interstellar ices... 6 days
[Technical Comment] Comment on “Ribose and related sugars from ultraviolet irradiation of interstellar ice analogs”
Science Magazine Meinert et al. (Reports, 8 April 2016, p. 208) reported the formation of prebiotic molecules, including ribose, in... 6 days
[In Depth] Observations hint at a new recipe for giant black holes
Science Magazine Astronomers have glimpsed a new solution to a long-standing puzzle: how black holes could have grown fast enough to explain the monsters a billion... 6 days
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... 6 days
What role do supermassive black holes play when galaxies merge?
PHYS.ORG In roughly four billion years, the Milky Way will be no more. 6 days
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... 7 days
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... 7 days
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... 7 days
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. 1 week
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... 1 week
'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... 1 week
'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... 1 week
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... 1 week
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... 1 week
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. 1 week
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 —... 1 week
Distributed computing project Einstein@Home discovers 13 new gamma-ray pulsars
PHYS.ORG An analysis that would have taken more than a thousand years on a single computer has found within one year more than a dozen new rapidly rotating neutron stars in... 1 week
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. 1 week
Giant Atoms Could Help Unveil 'Dark Matter' and Other Cosmic Secrets
SPACE.COM The universe is an astonishingly secretive place. Mysterious substances known as dark matter and dark energy account for some 95 percent of it. Despite huge effort... 1 week
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... 1 week
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. 1 week
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. 1 week
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