STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

Powerful flare from star Proxima Centauri detected with ALMA
Feb 27, 2018 (SPX)
This finding, published in the Astrophysical Journal Letters, raises questions about the habitability of our solar system's nearest exoplanetary neighbor, Proxi...
Beaming with the light of millions of suns
Feb 27, 2018 (SPX)
Now, a Caltech-led team using data from NASA's Chandra X-ray Observatory has identified a fourth ULX as being a neutron star - and found new clues about how the...
Stars around the Milky Way: Cosmic space invaders or victims of galactic eviction?
Feb 27, 2018 (SPX)
If anyone from outer space would like to contact you via "space mail", your cosmic address would include several more lines including "Earth", "Solar System", "...
Basque researchers turn light upside down
Feb 26, 2018 (SPX)
Scientists had already theoretically predicted that specifically structured surfaces can turn the wavefronts of light upside down when it propagates along them....
Amateur astronomer captures rare first light from massive exploding star
Feb 22, 2018 (SPX)
During tests of a new camera, Victor Buso captured images of a distant galaxy before and after the supernova's "shock breakout" - when a supersonic pressure wav...
UMass Amherst physicists contribute to dark matter detector success
Feb 22, 2018 (SPX)
This week, scientists from around the world who gathered at the University of California, Los Angeles, at the Dark Matter 2018 Symposium learned of new results ...
NASA's James Webb Space Telescope to Reveal Secrets of the Red Planet
Feb 21, 2018 (SPX)
Mars will be targeted as part of a Guaranteed Time Observation (GTO) project led by Heidi Hammel, a planetary astronomer and executive vice president of the Ass...
Astronomers Reveal Secrets of Most Distant Supernova
Feb 21, 2018 (SPX)
The exploding star, named DES16C2nm, was detected by the Dark Energy Survey (DES) (https://www.darkenergysurvey.org), an international collaboration to map seve...
Distant galaxy group contradicts common cosmological models, simulations
Feb 20, 2018 (SPX)
"The significance of this finding is that it calls into question the validity of certain cosmological models and simulations as explanations for the distributio...
Overabundance of massive stars in the Tarantula Nebula
Feb 20, 2018 (SPX)
As part of the VLT-FLAMES Tarantula Survey (VFTS), the team used ESO's Very Large Telescope to observe nearly 1,000 massive stars in 30 Doradus, a gigantic stel...
New study challenges popular theory about dwarf galaxies
Feb 20, 2018 (SPX)
Co-researcher Associate Professor Helmut Jerjen from ANU said astronomers had previously observed planes of dwarf galaxies whirling around our galaxy, the Milky...
Satellite galaxies of Centaurus A are on a coordinated dance
Feb 20, 2018 (SPX)
The results contradict simulations based on standard cosmology, which predict that fewer than 1% of satellite systems should exhibit this synchronous behavior. ...
CALIFA renews the classification of galaxies
Feb 20, 2018 (SPX)
However this is not necessarily the case for galaxies, as there are several factors which affect the rotational velocity of these objects, such as the dimension...
News about Tabby's star, the most mysterious star of 2017
Feb 20, 2018 (SPX)
This mysterious Tabby's star, in the constellation of Cygnus, has caused tens of telescopes around the world to observe it during 2017, including the Gran Teles...
New technology can help scientists peer into deep space
Feb 20, 2018 (SPX)
Linking radio telescopes in an array currently requires that each telescope has access to an atomic clock to record the precise time when a signal is detected f...
Stellar winds behaving unexpectedly
Feb 20, 2018 (ESA)
Massive stars - several times larger than our Sun - lead turbulent lives, burning their nuclear fuel rapidly and pouring large amounts of material into their su...
Bringing a hidden superconducting state to light
Feb 20, 2018 (SPX)
Reported in a paper published in the Feb. 2 issue of Science, the team's finding provides further insight into the decades-long mystery of superconductivity in ...
New models give insight into the heart of the Rosette Nebula
Feb 20, 2018 (SPX)
The Rosette Nebula is located in the Milky Way Galaxy roughly 5,000 light-years from Earth and is known for its rose-like shape and distinctive hole at its cent...
Hubble's Window into the Cosmic Past
Feb 19, 2018 (SPX)
The large galaxy at the center is the brightest galaxy in the cluster, and above it a thin, curved gravitational lens arc is visible. This arc is caused by the ...
Light pollution threatens Chile's dark skies
Feb 17, 2018 (AFP)
The Atacama desert, 1,200 kilometers (750 miles) north of the capital Santiago, provides ideal conditions where astronomers study the stars in darkness so profo...
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