STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

350,000 stars' DNA interrogated in search for sun's lost siblings
Apr 18, 2018 (SPX)
This is a major announcement from an ambitious Galactic Archaeology survey, called GALAH, launched in late 2013 as part of a quest to uncover the formulation an...
SoCal astronomers team up to commission most advanced camera in the world
Apr 17, 2018 (SPX)
Distinguishing that planet's light from its star, however, can be problematic. But an international team led by UC Santa Barbara physicist Benjamin Mazin has de...
Proving what can't be seen
Apr 17, 2018 (SPX)
Recently, Cappelluti published findings that could give insight on a subject scientists and astrophysicists have been investigating for decades: What is dark ma...
Hubble catches a colossal cluster
Apr 16, 2018 (SPX)
Galaxy clusters can contain thousands of galaxies all held together by the glue of gravity. At one point in time they were believed to be the largest structures...
Newly Discovered Supernova Remnants Revealed in Gamma Rays
Apr 10, 2018 (SPX)
They are interested in sources of very high energy gamma radiation in the TeV energy range, i.e. in the range of 10^12 electron volts, corresponding to a trilli...
Largest catalog ever published of major gamma ray sources in the galaxy
Apr 10, 2018 (SPX)
The entire set of data will henceforth serve as a reference for the international scientific community. Fourteen articles, making up the largest ever set of sci...
ADMX Advances Axion Dark Matter Search
Apr 10, 2018 (SPX)
This week, the Axion Dark Matter Experiment (ADMX) unveiled a new result that places it in a category of one: it is the world's first and only experiment to hav...
Dark matter might not be interactive after all
Apr 10, 2018 (SPX)
Three years ago, a Durham-led international team of researchers thought they had made a breakthrough in ultimately identifying what dark matter is. Observations...
Dead star circled by light
Apr 10, 2018 (SPX)
New data from the MUSE instrument on ESO's Very Large Telescope in Chile has revealed a remarkable ring of gas in a system called 1E 0102.2-7219, expanding slow...
Hunting for dark matter in the smallest galaxies in the universe
Apr 10, 2018 (SPX)
Dark matter makes up most of the mass of the Universe, yet it remains elusive. Depending on its properties, it can be densely concentrated at the centres of gal...
NASA Announces Independent Review Board Members for James Webb Space Telescope
Apr 09, 2018 (SPX)
"We are exploring every aspect of Webb's final testing and integration to ensure a successful mission, delivering on its scientific promise," said Thomas Zurbuc...
New study suggests tens of thousands of black holes exist in Milky Way's center
Apr 05, 2018 (SPX)
"Everything you'd ever want to learn about the way big black holes interact with little black holes, you can learn by studying this distribution," said Columbia...
NASA funds development of new astronomical imaging system
Apr 05, 2018 (SPX)
RIT scientist Zoran Ninkov modified Texas Instruments' Digital Micromirror Device-the micro-electro-mechanical systems, or MEMS, device found in Digital Light P...
Hubble's Curious Case of a Calcium-rich Supernova
Apr 05, 2018 (SPX)
NGC 5714 is classified as an Sc spiral galaxy, but its spiral arms - the dominating feature of spiral galaxies - are almost impossible to see, as NGC 5714 prese...
Scientists Surprised by Relentless Cosmic Cold Front
Apr 05, 2018 (SPX)
The researchers used NASA's Chandra X-ray Observatory to study a cold front located in the Perseus galaxy cluster that extends for about two million light years...
Gaia's View Of Dark Interstellar Clouds
Apr 05, 2018 (ESA)
The constellation of Orion, the Hunter, is not only home to the bright stars that make it an iconic portion of the sky, but also to a vast star-forming complex ...
Hubble makes the first precise distance measurement to an ancient globular star cluster
Apr 05, 2018 (SPX)
This new, refined distance yardstick provides an independent estimate for the age of the universe. The new measurement also will help astronomers improve models...
First age-map of the heart of the Milky Way
Apr 04, 2018 (SPX)
The Milky Way is a spiral galaxy with a bulge at the centre, thousands of light years in diameter, that contains about a quarter of the total mass of stars. Pre...
Hubble uses cosmic lens to discover most distant star ever observed
Apr 03, 2018 (SPX)
The international team, led by Patrick Kelly (University of Minnesota, USA), Jose Diego (Instituto de Fisica de Cantabria, Spain) and Steven Rodney (University ...
A novel test bed for non-equilibrium many-body physics
Apr 03, 2018 (SPX)
This complexity makes the prediction of electronic properties in solid-state systems highly challenging. Understanding the behaviour of electrons in a material ...
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