STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

Pancake stack of films on a balloon most accurate gamma-ray telescope
Dec 26, 2023 (SPX)
The stars shine their light on us in the full range of the spectrum of light, from infra-red to gamma rays. For each of these bands, different sensing equipment...
Cosmic lights in the forest
Dec 26, 2023 (SPX)
Quasar light reveals clues about the large-scale structure of the universe as it shines through enormous clouds of neutral hydrogen gas formed shortly after the...
NASA's Fermi Mission Creates 14-Year Time-Lapse of the Gamma-Ray Sky
Dec 21, 2023 (SPX)
"The bright, steady gamma-ray glow of the Milky Way is punctuated by intense, days-long flares of near-light-speed jets powered by supermassive black holes in t...
NASA's GUSTO Prepares to Map Space Between the Stars
Dec 19, 2023 (SPX)
GUSTO, which stands for Galactic/Extragalactic ULDB Spectroscopic Terahertz Observatory, will peer into the space between stars called the interstellar medium. ...
Scientists measure the distance to stars by their music
Dec 18, 2023 (SPX)
It was with this in mind that the European Space Agency (ESA) launched the Gaia mission ten years ago. Data collected by the Gaia satellite are opening up a win...
Binary star interactions key to solving hydrogen-poor supernova mystery
Dec 15, 2023 (SPX)
Some stars do not simply die down, but explode in a stellar blast that could outshine entire galaxies. These cosmic phenomena, called supernovae, spread light, ...
eROSITA finds hot gas all around the Milky Way - closer than expected
Dec 15, 2023 (SPX)
Stars are formed from gas in an endless process that feeds on both pristine cosmic material and recycled gas from previous generations of stars. Spiral galaxies...
Astronomers discover first population of binary stripped stars
Dec 15, 2023 (SPX)
For over a decade, scientists have theorized that approximately one in three massive stars are stripped of their hydrogen envelope in binary systems. Yet, until...
Unlocking the Secrets of Fast Radio Bursts: Scientists Find More Pieces to the Puzzle of Mysterious Space Signals
Dec 14, 2023 (SPX)
FRBs are brief, intense flashes of radio waves from deep space. While most happen only once, some "repeaters" send out signals more than once, adding to the int...
Chinese scientists build largest-ever neutral hydrogen catalog in deep space
Dec 14, 2023 (SPX)
Hydrogen, the most abundant element in the universe, is a key component of galaxies. Within disk galaxies, the HI is a significant component of the interstellar...
Plasma instability study unveils cosmic ray dynamics, altering perceptions of galaxy evolution
Dec 13, 2023 (SPX)
The AIP team, led by Dr. Mohamad Shalaby, embarked on an intricate journey of numerical simulations to trace the trajectories of numerous cosmic ray particles. ...
Northeastern Australia prepares for 'destructive' cyclone
Dec 12, 2023 (AFP)
The Category Two storm has been slowly churning across the Coral Sea, with the core of the cyclone expected to hit Australia's eastern coast sometime around 1:0...
Observatory to unravel universe's mysteries
Dec 11, 2023 (SPX)
Our expedition to this clandestine scientific haven began with a 15-minute journey in a dimly lit cable car, traversing a 1,266-meter-long sloping tunnel. Here,...
Psyche gamma-ray instrument hums to life, marking next generation for space exploration
Dec 11, 2023 (SPX)
The data was collected as part of a highly orchestrated set of activities that have been carefully planned and rehearsed over the past three years. "Our commiss...
Amateur Astronomers Help Discover Cosmic Crash
Dec 11, 2023 (JPL)
The story began back in 2021, when the All-Sky Automated Survey for Supernovae (ASAS-SN) network noticed that a Sun-like star 1800 light years away was rapidly ...
Ancient stars made extraordinarily heavy elements
Dec 08, 2023 (SPX)
We are, literally, made of star stuff. Stars are element factories, where elements constantly fuse or break apart to create other lighter or heavier elements. W...
First hints of nuclear fission in cosmos revealed by models, observations
Dec 08, 2023 (SPX)
"People have thought fission was happening in the cosmos, but to date, no one has been able to prove it," said Matthew Mumpower, a theoretical physicist at Los ...
China Unveils World's Deepest Underground Lab for Dark Matter Research
Dec 08, 2023 (SPX)
This major facility, located beneath Jinping Mountain in Sichuan's Liangshan Yi autonomous prefecture, reaches an astounding depth of 2,400 meters, establishing...
Galactic winds discovered in ancient star-forming galaxies
Dec 07, 2023 (SPX)
Galactic winds, generated by the explosive deaths of massive stars, have long been known to exist. However, their detection has proven elusive due to their diff...
NASA clears Hubble Space Telescope to go back to work after gyroscope issue
Dec 07, 2023 (UPI)
"Hubble's instruments and the observatory, itself, remain stable and in good health," a release from NASA said. Scientists were looking into the telescope's "gy...
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