STELLAR CHEMISTRY

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First Version of Newest USNO Star Catalog Released
Apr 30, 2015 (SPX)
The United States Naval Observatory (USNO) has released the First Edition of its USNO Robotic Astrometric Telescope star catalog, URAT1. This catalog is the fol...
Water could have been abundant in the first billion years
Apr 29, 2015 (SPX)
How soon after the Big Bang could water have existed? Not right away, because water molecules contain oxygen and oxygen had to be formed in the first stars. The...
Strange supernova is missing link in gamma-ray burst connection
Apr 28, 2015 (SPX)
Astronomers using the National Science Foundation's Very Large Array (VLA) have found a long-sought "missing link" between supernova explosions that generate ga...
Astronomers find runaway galaxies
Apr 27, 2015 (SPX)
We know of about two dozen runaway stars, and have even found one runaway star cluster escaping its galaxy forever. Now, astronomers have spotted 11 runaway gal...
Astronomers Find Details about Star Formation in Ancient Galaxy Protoclusters
Apr 27, 2015 (SPX)
Ongoing studies of distant galaxy protoclusters using the Multi-Object Infrared Camera and Spectrograph (MOIRCS) instrument on the Subaru Telescope is giving as...
Astronomers probe inner region of young star and its planets
Apr 23, 2015 (SPX)
Astronomers have probed deeper than before into a planetary system 130 light-years from Earth. The observations mark the first results of a new exoplanet survey...
Giant galaxies die from the inside out
Apr 22, 2015 (SPX)
A major astrophysical mystery has centred on how massive, quiescent elliptical galaxies, common in the modern Universe, quenched their once furious rates of sta...
Dark Energy Survey creates detailed guide to spotting dark matter
Apr 21, 2015 (SPX)
Scientists on the Dark Energy Survey have released the first in a series of dark matter maps of the cosmos. These maps, created with one of the world's most pow...
A glass fiber that brings light to a standstill
Apr 15, 2015 (SPX)
Light is an extremely useful tool for quantum communication, but it has one major disadvantage: it usually travels at the speed of light and cannot be kept in p...
New clue sheds some light on mysterious 'dark matter'
Apr 14, 2015 (AFP)
Scientists on Tuesday said they had found tantalising evidence suggesting "dark matter" -- the mysterious substance believed to comprise most of the Universe's ...
Cosmic debris: Study looks inside the universe's most powerful explosions
Apr 14, 2015 (SPX)
A new study provides an inside look at the most powerful explosions in the universe: gamma-ray bursts. These rare explosions happen when extremely massive stars...
Citizen Scientists Discover Yellow Space Balls
Apr 14, 2015 (SPX)
Citizen scientists scanning images from NASA's Spitzer Space Telescope, an orbiting infra-red observatory, recently stumbled upon a new class of curiosities tha...
On another planet: the weird ways of water
Apr 13, 2015 (AFP)
Once every 20 or 30 years, a superstorm greater than Earth breaks out on Saturn and whips around the ringed planet in a violent spectacle that rages for months ...
Our Sun came late to the Milky Way's star-birth party
Apr 12, 2015 (SPX)
In one of the most comprehensive multi-observatory galaxy surveys yet, astronomers find that galaxies like our Milky Way underwent a stellar "baby boom," churni...
Unprecedented Life Story of Milky Way Galaxy Evolution
Apr 12, 2015 (SPX)
Picture, if you will, the ultimate universal home movie if not parental keepsake and life story: our Milky Way Galaxy, starting out as but a wee collection of y...
Hubble finds phantom objects near dead quasars
Apr 10, 2015 (SPX)
NASA's Hubble Space Telescope has photographed a set of wispy, goblin-green objects that are the ephemeral ghosts of quasars that flickered to life and then fad...
Supernova crime scene shows a single white dwarf to blame
Apr 09, 2015 (SPX)
Using archival data from the Japan-led Suzaku X-ray satellite, astronomers have determined the pre-explosion mass of a white dwarf star that blew up thousands o...
Herschel and Planck find missing clue to galaxy cluster formation
Apr 08, 2015 (ESA)
By combining observations of the distant Universe made with ESA's Herschel and Planck space observatories, cosmologists have discovered what could be the precur...
Astronomers solve decades-long mystery of the lonely old stars
Apr 07, 2015 (SPX)
Many, perhaps most, stars in the Universe live their lives with companions by their sides - in so-called binary systems. Until recently, however, the ancient RR...
A Gold Mine of Galaxy Nuggets
Apr 07, 2015 (JPL)
One telescope finds the treasure chest, and the other narrows in on the gold coins. Data from two European Space Telescope missions, Planck and Herschel, have t...
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