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STELLAR CHEMISTRY

News About Stellar Chemistry

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Probing seven worlds with NASA's James Webb Space Telescope
Mar 03, 2017 (SPX)
With the discovery of seven earth-sized planets around the TRAPPIST-1 star 40 light years away, astronomers are looking to the upcoming James Webb Space Telesco...
New World-Leading Limit on Dark-Matter Search from PICO Experiment
Mar 01, 2017 (SPX)
The PICO Collaboration is excited to announce that the PICO-60 dark matter bubble chamber experiment has produced a new dark matter limit after analysis of data...
NuSTAR Helps Find Universe's Brightest Pulsars
Mar 01, 2017 (JPL)
There's a new record holder for brightest pulsar ever found - and astronomers are still trying to figure out how it can shine so brightly. It's now part of a sm...
Investigating Star Formation Is UMass Amherst Researcher's Mission
Feb 28, 2017 (SPX)
University of Massachusetts Amherst astrophysicist Stella Offner, who has received a five-year, $429,000 faculty early career development (CAREER) grant from Na...
Scientists reach back in time to discover some of the most power-packed galaxies
Feb 28, 2017 (SPX)
When the universe was young, a supermassive black hole - bloated to the bursting point with stupendous power - heaved out a jet of particle-infused energy that ...
Vast Luminous Nebula Poses a Cosmic Mystery
Feb 28, 2017 (SPX)
Astronomers have found an enormous, glowing blob of gas in the distant universe, with no obvious source of power for the light it is emitting. Called an "enormo...
Dawn of a New Era for Supernova 1987A
Feb 27, 2017 (SPX)
Three decades ago, astronomers spotted one of the brightest exploding stars in more than 400 years. The titanic supernova, called Supernova 1987A (SN 1987A), bl...
From rocks in Colorado, evidence of a 'chaotic solar system'
Feb 24, 2017 (SPX)
Plumbing a 90 million-year-old layer cake of sedimentary rock in Colorado, a team of scientists from the University of Wisconsin-Madison and Northwestern Univer...
NASA to blast James Webb Space Telescope with 'earsplitting' noise
Feb 24, 2017 (UPI)
The James Webb Space Telescope continues to undergo testing at NASA facilities in Greenbelt, Md., in preparation for its scheduled 2018 launch. Having recently ...
Radial acceleration relation holds in all common types of galaxies
Feb 22, 2017 (SPX)
The distribution of normal matter precisely determines gravitational acceleration in all common types of galaxies, a team led by Case Western Reserve University...
The brightest, furthest pulsar in the Universe
Feb 22, 2017 (ESA)
ESA's XMM-Newton has found a pulsar - the spinning remains of a once-massive star - that is a thousand times brighter than previously thought possible. The puls...
Experiments call origin of Earth's iron into question
Feb 22, 2017 (SPX)
New research from The University of Texas at Austin reveals that the Earth's unique iron composition isn't linked to the formation of the planet's core, calling...
Tune your radio: Galaxies sing when forming stars
Feb 22, 2017 (SPX)
Almost all the light we see in the universe comes from stars which form inside dense clouds of gas in the interstellar medium. The rate at which they form (refe...
Examining exploding stars through the atomic nucleus
Feb 22, 2017 (SPX)
Imagine being able to view microscopic aspects of a classical nova, a massive stellar explosion on the surface of a white dwarf star (about as big as Earth), in...
Mapping the family tree of stars
Feb 22, 2017 (SPX)
Astronomers are borrowing principles applied in biology and archaeology to build a family tree of the stars in the galaxy. By studying chemical signatures found...
NASA's fermi finds possible dark matter ties in andromeda galaxy
Feb 22, 2017 (SPX)
NASA's Fermi Gamma-ray Space Telescope has found a signal at the center of the neighboring Andromeda galaxy that could indicate the presence of the mysterious s...
Why are there different 'flavors' of iron around the Solar System
Feb 21, 2017 (SPX)
New work from Carnegie's Stephen Elardo and Anat Shahar shows that interactions between iron and nickel under the extreme pressures and temperatures similar to ...
Building a family tree of stars
Feb 20, 2017 (UPI)
Using chemical signatures as a stand-in for DNA, researchers constructed an evolutionary tree of stars. Researchers have begun translating ideas from evolutiona...
University of Toronto physicists harness neglected properties of light
Feb 17, 2017 (SPX)
University of Toronto (U of T) researchers have demonstrated a way to increase the resolution of microscopes and telescopes beyond long-accepted limitations by ...
Research team finds radial acceleration relation in all common types of galaxies
Feb 17, 2017 (SPX)
The distribution of normal matter precisely determines gravitational acceleration in all common types of galaxies, a team led by Case Western Reserve University...
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