STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

Astronomers discover ancient brown dwarf with lithium deposits intact
Nov 26, 2021 (SPX)
The discovery was made using the OSIRIS spectrograph on the Gran Telescopio Canarias (GTC), at the Roque de los Muchachos Observatory (Garafia, La Palma), in th...
Doing photon upconversion a solid-Crystals that convert light to more useful wavelengths
Nov 26, 2021 (SPX)
Light is a powerful source of energy that can, if leveraged correctly, be used to drive stubborn chemical reactions, generate electricity, and run optoelectroni...
NASA provides update on Webb Telescope launch
Nov 23, 2021 (SPX)
The incident occurred during operations at the satellite preparation facility in Kourou, French Guiana, performed under Arianespace overall responsibility. Tech...
One in five galaxies in the early universe could still be hidden behind cosmic dust
Nov 23, 2021 (SPX)
Researchers at the University of Copenhagen's Niels Bohr Institute have just discovered two previously invisible galaxies 29 billion light-years away from Earth...
Magellanic Stream arcing over Milky Way may be five times closer than previously thought
Nov 23, 2021 (SPX)
During their dance around the Milky Way over billions of years, the Magellanic Clouds' gravity has ripped from each of them an enormous arc of gas - the Magella...
SwRI New Horizons scientist measures brightness of our galaxy at key ultraviolet wavelength
Nov 23, 2021 (SPX)
The space Lyman-alpha ultraviolet background was first detected in the 1960s, and its existence was later confirmed in 1971. This ultraviolet glow permeates spa...
Fundamental particles modelled in beam of light
Nov 23, 2021 (SPX)
The breakthrough provides physicists with a real system demonstrating the behaviour of skyrmions, first proposed 60 years ago by a University of Birmingham math...
Space telescope launch delayed after site incident
Nov 22, 2021 (AFP)
Technicians were preparing to attach the $10 billion observatory to a launch vehicle adapter, used to fix it to the upper stage of an Ariane 5 rocket. "A sudden...
Hubble Takes a Grand Tour of the Solar System
Nov 19, 2021 (ESA)
Though robotic spacecraft have sent back snapshots of their visits to these four monster planets over the past 50 years, their swirling, colourful atmospheres a...
Astronomical object found by amateur identified as new dwarf galaxy
Nov 19, 2021 (SPX)
Their analysis has identified Pisces VII/ Tri III as one of two things, either of which would make it an important astrophysical discovery. The team's calculati...
How ultracold, superdense atoms become invisible
Nov 19, 2021 (SPX)
Now, MIT physicists have observed the Pauli exclusion principle, or Pauli blocking, in a completely new way: They've found that the effect can suppress how a cl...
Remote high-voltage sensor unveiled at Sandia gamma ray lab
Nov 18, 2021 (SPX)
Now, using a crystal smaller than a dime and a laser smaller than a shoebox, a Sandia National Laboratories team has safely measured 20 million volts without ph...
NASA extends Hubble Operations Contract, provides mission update
Nov 18, 2021 (SPX)
"Hubble, with its beautiful images and decades-long series of new discoveries about our universe, has captured the imagination of countless individuals and insp...
NASA's next steps to return Hubble to normal operation status
Nov 18, 2021 (SPX)
Hubble's additional instruments have remained in safe mode while NASA takes steps to recover them to operational status. The rest of the telescope is operating ...
Scientists eagerly await James Webb telescope to discover stars, exoplanets
Nov 18, 2021 (UPI)
The Webb telescope, an international partnership among NASA and the space agencies of Canada and Europe, will reveal new and unexpected knowledge about our univ...
Where does gold come from? - New insights into element synthesis in the universe
Nov 16, 2021 (SPX)
The predicted abundance of the formed elements provides insight into which heavy elements need to be studied in future laboratories - such as the Facility for A...
Ball Aerospace delivers NASA X-Ray Observatory to KSC for December launch
Nov 11, 2021 (SPX)
Once on orbit, IXPE will measure the polarization of cosmic X-rays to improve our understanding of the fundamental physics of extreme objects in the universe, s...
James Webb Space Telescope will reveal new insights into astrochemistry
Nov 11, 2021 (SPX)
The JWST results from a two-decade collaboration among NASA, the European Space Agency and the Canadian Space Agency, writes Associate Editor Sam Lemonick. The ...
Gamma ray discovery could advance understanding of ultra-fast outflows
Nov 11, 2021 (SPX)
UFOs are ultra-fast outflows - powerful winds launched from very near supermassive black holes that scientists believe play an important role in regulating the ...
Roman Space Telescope will help drive new era of cosmological discovery
Nov 10, 2021 (SPX)
When it begins work in 2027, Roman will yield results that would be impossible to achieve using existing telescopes. Its impact will be further enhanced by team...
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