STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

A cosmic romance written in the stars
Jan 14, 2022 (SPX)
It has long been a mystery how some spiral galaxies obtained their central black hole. By combining visible and X-ray observations, astronomers have now discove...
Vast bubble in interstellar space source of all nearby, young stars
Jan 13, 2022 (SPX)
In a paper appearing in Nature, astronomers at the Center for Astrophysics | Harvard and Smithsonian (CfA) and the Space Telescope Science Institute (STScI) rec...
How the Webb telescope could ultimately help protect Earth
Jan 13, 2022 (SPX)
UC Riverside astrophysicist Stephen Kane's group will be using the telescope to look for planets like Venus in other parts of the galaxy. In addition to work wi...
Webb Begins Its Months-Long Mirror Alignment
Jan 13, 2022 (SPX)
Engineers first commanded actuators - 126 devices that will move and shape the primary mirror segments, and six devices that will position the secondary mirror ...
Researchers Observe Massive CME on Distant, Sun-Like Star
Jan 13, 2022 (SPX)
We've seen and studied CMEs from our own Sun, and often use these observations to guide our understanding of the broader universe by extrapolating these finding...
Too much heavy metal stops stars producing
Jan 13, 2022 (SPX)
The authors are all members of ASTRO 3D, the ARC Centre of Excellence for All Sky Astrophysics in 3 Dimensions. They are based at Monash University, the Austral...
Deciphering conditions around the Sun five million years ago
Jan 13, 2022 (SPX)
Redfield will present his findings Jan. 12, 2022 as part of a press conference associated with the American Astronomical Society's previously planned annual con...
Almost a Million Stars and Counting: Mapping the history of the Milky Way with APOGEE and beyond
Jan 12, 2022 (SPX)
"For the last decade we have been working to map the Milky Way, and measure extremely detailed properties of the stars within it," said Steven Majewski of the U...
The Milky Way's feeding habits shine a light on dark matter
Jan 12, 2022 (SPX)
Understanding these stellar streams is very important for astronomers. As well as revealing the dark matter that holds the stars in their orbits, they also tell...
The Incredible ASIM: Distant galaxy edition
Jan 12, 2022 (ESA)
Recently, ASIM unexpectedly detected a unique gamma-ray burst from outer space. This fortuitous observation was published in Nature magazine, less than a year a...
NASA's new IXPE mission begins science operations
Jan 12, 2022 (SPX)
A joint effort between NASA and the Italian Space Agency, IXPE is the first space observatory dedicated to studying the polarization of X-rays coming from objec...
SDSS-V robots turn their eyes to the sky
Jan 12, 2022 (SPX)
From design to reality: At the start of the pandemic, the FPS team had their designs all ready and were poised to begin the process of assembly, integration, an...
ASU instrument captures breathtaking 'first light' images
Jan 11, 2022 (SPX)
Europa Clipper, a NASA mission to investigate Jupiter's moon Europa, is planned to launch in October 2024 and arrive at Jupiter in 2030. It will study this icy ...
Simulated Image Shows How NASA's Roman Could Expand on Hubble's Deepest View
Jan 11, 2022 (SPX)
"Roman has the unique ability to image very large areas of the sky, which allows us to see the environments around galaxies in the early universe," said Nicole ...
Physicist seeks to understand dark matter with Webb Telescope
Jan 10, 2022 (SPX)
"The top-level science goal is to learn about the nature of dark matter," Walker (at right) explained. This theoretical form of matter has never been directly d...
Hubble sees cosmic clues in a galactic duo
Jan 10, 2022 (ESA)
A good example of this are the constellations. The stars that form constellations are at vastly different distances from Earth. To us they appear to form these ...
'Amazing milestone' as NASA fully deploys Webb telescope in space
Jan 08, 2022 (AFP)
Engineering teams in the James Webb Space Telescope's control room cheered as confirmation came back that its final wing was deployed and latched into place. "I...
Why the Webb Telescope doesn't have deployment cameras
Jan 07, 2022 (SPX)
A system of surveillance cameras to watch deployments was considered for inclusion in Webb's toolkit of diagnostics and was studied in-depth during Webb's desig...
NASA to host coverage for Webb Telescope's final unfolding
Jan 07, 2022 (SPX)
As the final step in the observatory's major deployments, the Webb team plans to unfold the second of two primary mirror wings. When this step is complete, Webb...
Earth isn't 'super' because the Sun had rings before planets
Jan 06, 2022 (SPX)
Izidoro and colleagues used a supercomputer to simulate the solar system's formation hundreds of times. Their model, which is described in a study published onl...
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