STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

Radio astronomers unveil new calibration technique for clearer low-frequency universe imaging
May 07, 2024 (SPX)
The method was applied using the LOFAR telescope in Drenthe, the Netherlands, noted as one of the premier low-frequency radio telescopes globally. Initial tests...
Unraveling the diet of white dwarfs: New insights into their metal consumption
May 06, 2024 (SPX)
The chemical composition of white dwarfs, especially the unexpected presence of heavy metals like silicon, magnesium, and calcium on their surfaces, has puzzled...
Twisting and binding matter waves with photons in a cavity
May 03, 2024 (SPX)
In a new paper published in the Science, JILA and NIST Fellows Ana Maria Rey and James Thompson, JILA Fellow Murray Holland, and their teams proposed a way to o...
X-ray satellite XMM-newton sees 'space clover' in a new light
May 03, 2024 (SPX)
Studying these structures, collectively called ORCs (odd radio circles), in a different kind of light offered scientists a chance to probe everything from super...
The Great Observatory for Long Wavelengths Initiative
May 02, 2024 (SPX)
GO-LoW plans to deploy an interferometric array of thousands of SmallSats at an Earth-Sun Lagrange point, such as L5, to detect magnetic fields of terrestrial e...
A Fluidic Telescope is enabling the Next Generation of Large Space Observatories
May 02, 2024 (SPX)
With mission costs depending strongly on aperture diameter, scaling current space telescope technologies to aperture sizes beyond 10 m does not appear economica...
NASA/JAXA XRISM mission reveals cosmic secrets with minimal pixels
May 01, 2024 (SPX)
"That may sound impossible, but it's actually true," said Richard Kelley, the U.S. principal investigator for XRISM at NASA's Goddard Space Flight Center in Gre...
World's highest observatory explores the universe
May 01, 2024 (SPX)
Sitting atop a desert mountain in northern Chile at an altitude of 5,640 meters, the University of Tokyo Atacama Observatory (TAO) emerges as the world's highes...
UC Irvine study bolsters dark matter existence theory
Apr 30, 2024 (SPX)
Francisco Mercado, lead author and recent Ph.D. graduate from UC Irvine's Department of Physics and Astronomy, emphasized the significance of their approach. "O...
PREFIRE mission will analyze polar energy exchanges
Apr 29, 2024 (SPX)
The launch from Launch Complex 1 in Mahia, New Zealand, marks the beginning of a series of two missions aimed at measuring Earth's energy loss in the polar regi...
NASA's Hubble Telescope in safe mode after faulty readings
Apr 26, 2024 (UPI)
The space agency confirmed in a statement Friday all instruments are stable aboard the telescope, which turned 34 Wednesday, one day after NASA scientists put i...
New molecule identified in interstellar space
Apr 23, 2024 (SPX)
Graduate student Zachary T.P. Fried, spearheading the research, collaborated with international teams from France, Florida, Virginia, and Copenhagen to piece to...
New insights into gamma-ray burst jet motion from UAH astrophysics research
Apr 23, 2024 (SPX)
"GRBs have remained a significant enigma in astrophysics for decades, evading full explanation since their discovery in 1967," said Hakkila. The research focuse...
Earth's magnetic field intermittently shielded us during cosmic ray influx 41,000 years ago
Apr 22, 2024 (SPX)
These fluctuations also include magnetic field excursions, temporary states where the dipole reduces in intensity and multipolar configurations emerge. A promin...
Cosmic Outflow in NGC 4383 Sheds Light on Galactic Pollution Processes
Apr 22, 2024 (SPX)
Dr. Adam Watts of The University of Western Australia node at the International Centre for Radio Astronomy Research (ICRAR), and lead researcher, explained that...
NASA's Roman Space Telescope's 'Eyes' Pass First Vision Test
Apr 18, 2024 (SPX)
"This is the pre-launch first light, our first time seeing through the entire telescope," said Joshua Abel, the lead systems engineer for the Roman Space Optica...
Why Figuring Out How Potassium Is Destroyed in Stars Is Important to Understanding the Universe
Apr 18, 2024 (SPX)
Recently, our team of NC State researchers focused on the process of potassium (K) destruction in globular clusters, looking at one cluster in particular: NGC 2...
NASA's Fermi Telescope detects no gamma rays from recent supernova
Apr 17, 2024 (SPX)
On May 18, 2023, the supernova named SN 2023ixf occurred about 22 million light-years away in Ursa Major, marking it as one of the brightest in proximity since ...
Unveiling space chemistry via cold coulomb crystals
Apr 17, 2024 (SPX)
Recent insights are presented in the Journal of Physical Chemistry A by JILA Fellow and Physics Professor at the University of Colorado Boulder, Heather Lewando...
Census of cosmic neighbors reveals new insights with help from citizen scientists
Apr 17, 2024 (SPX)
A recent study published in The Astrophysical Journal details these findings, highlighting that stars outnumber brown dwarfs by four to one in this sector, yet ...
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