STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

Unravelling the mystery of brown dwarfs
Aug 27, 2021 (SPX)
An international team, led by scientists from the University of Geneva (UNIGE) and the Swiss National Centre of Competence in Research (NCCR) PlanetS, in collab...
Webb completes testing and prepares for trip to Europe's Spaceport
Aug 27, 2021 (ESA)
Tests were carried out at Northrop Grumman's facilities in California, USA, to ensure that the complex space science observatory will operate as designed when i...
How disorderly young galaxies grow up and mature
Aug 27, 2021 (SPX)
Soon after the Big Bang 13.8 billion years ago, the Universe was an unruly place. Galaxies constantly collided. Stars formed at an enormous rate inside gigantic...
Automatic Observation Management System, New Tool to Coordinate Telescope Network
Aug 26, 2021 (SPX)
A Chinese-French joint team from Space Variable Object Monitor (SVOM) mission developed an Automatic Observation Management (AOM) system to incorporate individu...
Interstellar comets like Borisov may not be all that rare
Aug 24, 2021 (SPX)
But what if these interstellar visitors-comets, meteors, asteroids and other debris from beyond our solar system-are more common than we think? In a new study p...
Unveiling a century-old mystery: Where the Milky Way's cosmic rays come from
Aug 24, 2021 (SPX)
The acceleration site of protons, the main components of cosmic rays, has been a 100-year mystery in modern astrophysics, this is the first time that the amount...
Construction begins on NOIRLab Windows on the Universe Center
Aug 20, 2021 (SPX)
Dedicated in 1962 and retired in 2017, the McMath-Pierce Solar Telescope at Kitt Peak National Observatory (KPNO), a Program of NSF's NOIRLab, in southern Arizo...
Scientists detect never-before-seen radio waves from nearby stars and distant galaxies
Aug 20, 2021 (SPX)
Led by Keele University PhD student Clara M. Pennock and Reader in Astrophysics, Dr Jacco van Loon, the international team of researchers used the Australian Sq...
Celestial Sleuth corrects historical record on Gegenschein discovery
Aug 18, 2021 (SPX)
Now, Texas State University astronomer, physics professor emeritus and Texas State University System Regents' Professor Donald Olson has applied his distinctive...
Most detailed-ever images of galaxies revealed using LOFAR
Aug 18, 2021 (SPX)
The LOFAR network captures images at FM radio frequencies that, unlike shorter wavelength sources like visible light, are not blocked by the clouds of dust and ...
Astronomers find a 'break' in one of the Milky Way's spiral arms
Aug 18, 2021 (JPL)
Astronomers have a rough idea of the size and shape of the Milky Way's arms, but much remains unknown: They can't see the full structure of our home galaxy beca...
Researchers realize non-line-of-sight imaging with picosecond temporal resolution
Aug 17, 2021 (SPX)
A research team led by Prof. PAN Jianwei from University of Science and Technology of China (USTC) of the Chinese Academy of Sciences, in cooperation with resea...
Nearby star-forming region yields clues to the formation of our solar system
Aug 17, 2021 (SPX)
Evidence of this enrichment process has been around since the 1970s, when scientists studying certain mineral inclusions in meteorites concluded that they were ...
New study sheds light on the mysterious dimming of Betelgeuse
Aug 06, 2021 (SPX)
From October 2019 to March 2020, Betelgeuse demonstrated a mysterious dimming, capturing the attention and imagination of both astronomers and the public. While...
NASA's TESS tunes into an all-sky 'symphony' of red giant stars
Aug 06, 2021 (SPX)
TESS primarily hunts for worlds beyond our solar system, also known as exoplanets. But its sensitive measurements of stellar brightness make TESS ideal for stud...
Astrophysicists observe one of the most powerful short gamma-ray bursts ever
Aug 05, 2021 (UPI)
The collision marked the first time scientists have recorded millimeter-wavelength light from a fiery explosion to be caused by the merger of a neutron star wit...
Light-bending technique for wavelength conversion may boost imaging technologies
Jul 30, 2021 (UPI)
Lightwave frequency conversion is key for a variety of imaging and sensing technologies, but the process is often inefficient, adding bulk and complexity to a v...
NASA's Fermi Spots a Supernova's 'Fizzled' Gamma-ray Burst
Jul 27, 2021 (SPX)
GRBs are the most powerful events in the universe, detectable across billions of light-years. Astronomers classify them as long or short based on whether the ev...
Hubble views a faraway galaxy through a cosmic lens
Jul 24, 2021 (SPX)
Gravitational lensing occurs when light from a distant galaxy is subtly distorted by the gravitational pull of an intervening astronomical object. In this case,...
Hubble returns to full science observations and releases new images
Jul 24, 2021 (SPX)
Science observations restarted the afternoon of Saturday, July 17. The telescope's targets this past weekend included the unusual galaxies shown in the images a...
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