STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

XRISM mission looks deeply into 'hidden' stellar system
Nov 26, 2024 (SPX)
Cygnus X-3 is a binary that pairs a rare type of high-mass star with a compact companion - likely a black hole. "The nature of the massive star is one factor th...
WEAVE's first results illuminate galactic collisions in Stephan's Quintet
Nov 25, 2024 (SPX)
Stephan's Quintet, a group of five galaxies, has intrigued astronomers since its 1877 discovery. This galactic ensemble includes NGC 7317, NGC 7318a, NGC 7318b,...
Hubble reveals edge-on spiral galaxy with unique structure
Nov 25, 2024 (SPX)
From this vantage point, UGC 10043's disk appears as a distinct line with thick, dark dust lanes that obscure the light of the stars. If viewed from above, thes...
The Milky Way represents an outlier among similar galaxies
Nov 22, 2024 (SPX)
"The Milky Way has been an incredible physics laboratory, including for the physics of galaxy formation and the physics of dark matter," said Risa Wechsler, the...
Galaxy collision unveils violent shockwave in stunning detail
Nov 22, 2024 (SPX)
Stephan's Quintet, a group of five galaxies discovered nearly 150 years ago, is a cosmic meeting point where past galactic collisions have left a debris-filled ...
Top Space Science Study Programs for Aspiring Students Worldwide
Nov 22, 2024 (SMN)
Studying space science can be pretty challenging with all the assignments and information you will have to comprehend. Thus, such helping tools like Google Scho...
Mysteries of particle physics studied in Italy's underground lab
Nov 22, 2024 (SPX)
The NSF grant supports Cal Poly's research travel and experiments, enabling students to join global experts in exploring nuclear decay - specifically, the proce...
A nearby supernova could uncover dark matter mysteries
Nov 22, 2024 (SPX)
Astrophysicists suggest that a supernova within the Milky Way or a satellite galaxy could produce a flood of axions, a leading dark matter candidate particle. I...
Astronomers capture detailed image of distant dying star
Nov 22, 2024 (SPX)
"We discovered an egg-shaped cocoon closely surrounding the star," explained Ohnaka, the lead author of a study published in 'Astronomy and Astrophysics'. "We a...
NASA's Swift marks 20th anniversary with improved pointing mode
Nov 21, 2024 (SPX)
"The idea for Swift was born during a meeting in a hotel basement in Estes Park, Colorado, in the middle of a conference," said John Nousek, the Swift mission d...
NASA's Chandra and Hubble showcase fiery cosmic 'Guitar Nebula' in motion
Nov 21, 2024 (SPX)
The Chandra data, shown in red, reveals a filament of energetic particles - a mix of matter and antimatter - stretching about two light-years (12 trillion miles...
Predicting supernova explosions with advanced simulations
Nov 21, 2024 (SPX)
Massive stars, between 10 and 30 times the Sun's mass, undergo dramatic transformations at the end of their life cycles. An iron core collapse forms a neutron s...
The first 'zoomed-in' image of a star outside our galaxy
Nov 21, 2024 (AFP)
Roughly 160,000 light years from Earth, the star WOH G64 sits in the Large Magellanic Cloud, a satellite galaxy of our home Milky Way. It is a red supergiant, w...
Telescope for NASA's Roman Mission complete, delivered to Goddard
Nov 15, 2024 (SPX)
The telescope will focus cosmic light and send it to Roman's instruments, revealing many billions of objects strewn throughout space and time. Using the mission...
Hubble observes effects of Large Magellanic Cloud's Encounter with the Milky Way
Nov 15, 2024 (SPX)
The LMC, one of the Milky Way's closest neighboring dwarf galaxies, is prominent in the southern sky, spanning 20 times the apparent diameter of the full Moon. ...
Astronomers challenge traditional galaxy formation theories
Nov 13, 2024 (SPX)
The standard model, which included the influence of cold dark matter (lambda-CDM), predicted dim and faint signals from primitive galaxies. However, observation...
Breakthrough in photonic time crystals may transform light control technologies
Nov 13, 2024 (SPX)
"This work could lead to the first experimental realization of photonic time crystals, propelling them into practical applications and potentially transforming ...
Asteroid grains shed light on the outer Solar System's origins
Nov 07, 2024 (SPX)
Scientists at MIT and elsewhere have analyzed particles of the asteroid Ryugu, which were collected by the Japanese Aerospace Exploration Agency's (JAXA) Hayabu...
Scientists prepare for the most ambitious sky survey yet
Nov 05, 2024 (SPX)
Over the course of the LSST's 10-year exploration of the cosmos, the Rubin Observatory will take 5.5 million data-rich images of the sky. Wider and deeper in vo...
Dance of particles tracked in neutron star collision yields insights into heavy elements
Nov 05, 2024 (SPX)
The recent neutron star merger produced what is currently the smallest known black hole. The collision unleashed an explosive fireball expanding at near-light s...
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