STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

Ridiculously Dim Bevy of Stars Found Beyond Milky Way
May 01, 2012 (SPX)
A team of American, Canadian and Chilean astronomers have stumbled onto a remarkably faint cluster of stars orbiting the Milky Way that puts out as much light a...
Do Milky Way's Companions Spell Trouble for Dark Matter?
Apr 26, 2012 (SPX)
Astronomers from the University of Bonn in Germany have discovered a vast structure of satellite galaxies and clusters of stars surrounding our galaxy, stretchi...
NASA's Spitzer Finds Galaxy With Split Personality
Apr 26, 2012 (JPL)
While some galaxies are rotund and others are slender disks like our spiral Milky Way, new observations from NASA's Spitzer Space Telescope show that the Sombre...
Astronomers Detect Coolest Radio Star
Apr 25, 2012 (SPX)
Astronomers using the world's largest radio telescope, at Arecibo, Puerto Rico, have discovered flaring radio emission from an ultra-cool star, not much warmer ...
Highest-Energy Cosmic Rays Probably Do Not From Gamma-Ray Bursts
Apr 24, 2012 (SPX)
The IceCube neutrino telescope encompasses a cubic kilometer of clear Antarctic ice under the South Pole, a volume seeded with an array of 5,160 sensitive digit...
IceCube Neutrino Observatory explores origin of cosmic rays
Apr 23, 2012 (SPX)
Although cosmic rays were discovered 100 years ago, their origin remains one of the most enduring mysteries in physics. Now, the IceCube Neutrino Observatory, a...
1000 Days Of Infrared Wonders
Apr 20, 2012 (SPX)
For the last 1000 days the Infrared Array Camera (IRAC), aboard NASA's Spitzer Space Telescope, has been operating continuously to probe the universe from its m...
Dusty Stellar Nurseries From The Dark Side Of A Galaxy
Apr 20, 2012 (SPX)
A new multi-million pound camera is producing its first detailed pictures of our neighboring galaxies, revealing vast, dusty stellar nurseries where the next ge...
Where do the highest-energy cosmic rays come from?
Apr 20, 2012 (SPX)
The IceCube neutrino telescope encompasses a cubic kilometer of clear Antarctic ice under the South Pole, a volume seeded with an array of 5,160 sensitive digit...
Hubble Sees Messier 70: Tight and Bright
Apr 20, 2012 (SPX)
In this image, the NASA/ESA Hubble Space Telescope has captured the brilliance of the compact center of Messier 70, a globular cluster. Quarters are always tigh...
Massive glitch moves magnetar modelling forward
Apr 19, 2012 (ESA)
The chance discovery with ESA's INTEGRAL observatory, in 2004, of highly energetic X-rays emanating from a young neutron star with an extremely strong magnetic ...
Astronomers discover sandstorms in space
Apr 18, 2012 (SPX)
Writing in Nature, the team of researchers used new techniques which allowed them to look into the atmospheres of distant, dying stars. The team, lead by Barnab...
Probing hydrogen under extreme conditions
Apr 18, 2012 (SPX)
How hydrogen--the most abundant element in the cosmos--responds to extremes of pressure and temperature is one of the major challenges in modern physical scienc...
Mysterious 'dark matter' even weirder: astronomers
Apr 18, 2012 (AFP)
Astronomers scanning the Milky Way said on Wednesday they were baffled when they failed to spot something invisible. To explain: the team were looking for evide...
12-Billion-Year-Old White-Dwarf Stars Only 100 Light-Years Away
Apr 16, 2012 (SPX)
A University of Oklahoma assistant professor and colleagues have identified two white dwarf stars considered the oldest and closest known to man. Astronomers id...
NASA's WISE Mission Sees Skies Ablaze With Blazars
Apr 13, 2012 (JPL)
Astronomers are actively hunting a class of supermassive black holes throughout the universe called blazars thanks to data collected by NASA's Wide-field Infrar...
Discovery of the Musket Ball Cluster
Apr 13, 2012 (SPX)
Using a combination of powerful observatories in space and on the ground, astronomers have observed a violent collision between two galaxy clusters in which so-...
Dark Heart of a Cosmic Collision
Apr 11, 2012 (JPL)
Infrared and X-ray observations from two space telescopes have been combined to create a unique look at violent events within the giant galaxy Centaurus A. The ...
South Pole Telescope homes in on dark energy, neutrinos
Apr 10, 2012 (SPX)
Analysis of data from the 10-meter South Pole Telescope is providing new support for the most widely accepted explanation of dark energy - the source of the mys...
Observing the galaxy distribution when the universe was half its current age
Apr 05, 2012 (SPX)
At the UK-Germany National Astronomy Meeting NAM2012, the Baryon Oscillation Spectroscopic Survey (BOSS) team announced the most accurate measurement yet of the...
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