STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

New laser opens up large region of the electromagnetic spectrum
Nov 15, 2019 (SPX)
But this section of the electromagnetic spectrum has remained out of reach for most applications. That is because current sources of terahertz frequencies are b...
New approach in hunt for dark matter
Nov 15, 2019 (SPX)
They are the results of research undertaken by scientists at Japan's RIKEN research center, the Max Planck Institute of Nuclear Physics in Heidelberg (MPIK) and...
Ground broken on beamline for most advanced neutrino experiment
Nov 15, 2019 (SPX)
The beamline is part of the Long-Baseline Neutrino Facility (LBNF), which will house the Deep Underground Neutrino Experiment (DUNE), an international endeavor ...
Astronauts conduct first spacewalk to fix cosmic particle detector on ISS
Nov 15, 2019 (UPI)
The spacewalk switched their spacesuits to battery power at 6:39 a.m. ET on Friday morning, starting the clock on the first in a series of challenging spacewalk...
Milky Way's Big Black Hole Hurls Star to Infinity and Beyond
Nov 14, 2019 (SPX)
The eviction occurred about five million years ago, around the time when our ancestors were just learning to walk upright. Emeritus Professor Gary Da Costa, an ...
A runaway star ejected from the galactic heart of darkness
Nov 13, 2019 (SPX)
The discovery of the star, known as S5-HVS1, was made by Carnegie Mellon University Assistant Professor of Physics Sergey Koposov as part of the Southern Stella...
Ancient gas cloud reveals universe's first stars formed quickly
Nov 11, 2019 (SPX)
The Big Bang started the universe as a hot, murky soup of extremely energetic particles that was rapidly expanding. As this material spread out, it cooled, and ...
Hubble captures a dozen sunburst arc doppelgangers
Nov 08, 2019 (SPX)
This new image from the NASA/ESA Hubble Space Telescope shows an astronomical object whose image is multiplied by the effect of strong gravitational lensing. Th...
Galactic fountains and carousels: order emerging from chaos
Nov 08, 2019 (SPX)
For the first time, it reveals that the geometry of the cosmic gas flows around galaxies determines galaxies' structures, and vice versa. The researchers publis...
NICER catches record-setting X-ray burst
Nov 08, 2019 (SPX)
The X-ray burst, the brightest seen by NICER so far, came from an object named SAX J1808.4-3658, or J1808 for short. The observations reveal many phenomena that...
Western-led team investigates interstellar bodies originating from beyond our solar system
Nov 08, 2019 (SPX)
The first was given the Hawaiian name 'Oumuamua, meaning 'messenger from afar,' after its discovery by Canadian astronomer Robert Weryk. The second, 2I/Borisov,...
NASA's TESS presents panorama of Southern Sky
Nov 06, 2019 (SPX)
"Analysis of TESS data focuses on individual stars and planets one at a time, but I wanted to step back and highlight everything at once, really emphasizing the...
HKU astronomy research team unveils one origin of globular clusters around giant galaxies
Nov 06, 2019 (SPX)
Globular clusters are the oldest visible objects in the Universe - each contains hundreds of thousands to occasionally over ten million stars all born at essent...
Thousands of new globular clusters have formed over the last billion years
Nov 05, 2019 (SPX)
The Milky Way is surrounded by about 150 globular clusters, some of which are visible in the darkness of the night; but about ten or twenty thousand globular cl...
42 years on, Voyager 2 charts interstellar space
Nov 04, 2019 (AFP)
But for every mystery Voyager 2 has solved about the solar winds, magnetic fields and cosmic rays that buffet the boundary between interstellar space and the Su...
New study sheds light on conditions that trigger supernovae explosions
Nov 03, 2019 (SPX)
One of the key pieces of this explosion, present virtually in all models, is the formation of a supersonic reaction wave called detonation, which can travel fas...
Arecibo Observatory seeks $10.5M for cable repairs after accident
Nov 02, 2019 (UPI)
Observatory managers, based at the University of Central Florida in Orlando, Fla., made the funding request recently to the National Science Foundation, which o...
WFIRST will add pieces to the dark matter puzzle
Nov 01, 2019 (SPX)
WFIRST's ability to survey wide swaths of the universe will help us figure out what dark matter could be made of by exploring the structure and distribution of ...
Astronomers catch wind rushing out of galaxy
Nov 01, 2019 (SPX)
Published in Nature, their study's findings provide direct evidence for the first time of the role of galactic winds - ejections of gas from galaxies - in creat...
Detector for hunting dark matter installed a mile underground
Oct 30, 2019 (SPX)
Although dark matter accounts for about 27 percent of the universe, we do not know what it is made of and experiments have yet to make direct contact with a par...
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