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STELLAR CHEMISTRY

News About Stellar Chemistry

4,994 articles

Standard-Candle Supernovae are Still Standard, but Why?
Mar 11, 2014 (SPX)
Sixteen years ago two teams of supernova hunters, one led by Saul Perlmutter of the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley ...
Critical mass not needed for supernova explosions
Mar 09, 2014 (SPX)
Astronomers searching for clues about dark energy, the mysterious force that is speeding up the expansion of the Universe, have uncovered new evidence about the...
Life Is Too Fast, Too Furious for Runaway Galaxy
Mar 09, 2014 (SPX)
The spiral galaxy ESO 137-001 looks like a dandelion caught in a breeze in this new composite image from the Chandra X-ray Observatory and the Hubble Space Tele...
Spiral galaxy spills blood and guts
Mar 09, 2014 (SPX)
This new Hubble image shows spiral galaxy ESO 137-001, framed against a bright background as it moves through the heart of galaxy cluster Abell 3627. This clust...
Hubble Monitors Supernova In Nearby Galaxy M82
Mar 04, 2014 (SPX)
This is a Hubble Space Telescope composite image of a supernova explosion designated SN 2014J in the galaxy M82. At a distance of approximately 11.5 million lig...
SMA Unveils How Small Cosmic Seeds Grow Into Big Stars
Mar 04, 2014 (SPX)
New images from the Smithsonian's Submillimeter Array (SMA) telescope provide the most detailed view yet of stellar nurseries within the Snake nebula. These ima...
Fat or flat: getting galaxies into shape
Mar 04, 2014 (SPX)
Australian astronomers have discovered what makes some spiral galaxies fat and bulging while others are flat discs - and it's all about how fast they spin. The ...
Closest, brightest supernova in decades is also a little weird
Mar 03, 2014 (SPX)
A bright supernova discovered only six weeks ago in a nearby galaxy is provoking new questions about the exploding stars that scientists use as their main yards...
Stream of stars in Andromeda satellite galaxy shows cosmic collision
Feb 26, 2014 (SPX)
The Andromeda Galaxy is surrounded by a swarm of small satellite galaxies. Researchers from the Niels Bohr Institute, among others, have detected a stream of st...
With A Deadly Embrace, 'Spidery' Pulsars Consume Their Mates
Feb 26, 2014 (SPX)
Black widow spiders and their Australian cousins, known as redbacks, are notorious for their tainted love, expressed as an unsettling tendency to kill and devou...
LUX dark matter results confirmed
Feb 26, 2014 (SPX)
A new high-accuracy calibration of the LUX (Large Underground Xenon) dark matter detector demonstrates the experiment's sensitivity to ultra-low energy events. ...
Astronomers find solar storms behave like supernovae
Feb 26, 2014 (SPX)
Researchers at UCL have studied the behaviour of the Sun's coronal mass ejections, explaining for the first time the details of how these huge eruptions behave ...
The Shocking Behavior of a Speedy Star
Feb 25, 2014 (JPL)
Roguish runaway stars can have a big impact on their surroundings as they plunge through the Milky Way galaxy. Their high-speed encounters shock the galaxy, cre...
The Hubble Showdown: Starbursts versus Monsters
Feb 25, 2014 (SPX)
The dominating figure in the middle of this new Hubble image is a galaxy known as MCG-03-04-014. It belongs to a class of galaxies called luminous infrared gala...
NASA's Chandra Sees Runaway Pulsar Firing an Extraordinary Jet
Feb 21, 2014 (SPX)
NASA's Chandra X-ray Observatory has seen a fast-moving pulsar escaping from a supernova remnant while spewing out a record-breaking jet - the longest of any ob...
Diamonds in the tail of the scorpion
Feb 21, 2014 (SPX)
Messier 7, also known as NGC 6475, is a brilliant cluster of about 100 stars located some 800 light-years from Earth. In this new picture from the Wide Field Im...
When stars explode, it's a messy business
Feb 19, 2014 (AFP)
When stars explode, it's a messy business. But the massive blasts are also useful, seeding the universe with such key elements as calcium, iron and titanium. An...
IBEX research shows influence of galactic magnetic field extends well beyond our solar system
Feb 18, 2014 (SPX)
New research suggests the enigmatic "ribbon" of energetic particles discovered at the edge of our solar system by NASA's Interstellar Boundary Explorer (IBEX) m...
The oldest star in the universe? Maybe, maybe not!
Feb 17, 2014 (TCM)
There is a myth that goldfish have a three-second memory, and I sometimes wonder if the same is true about the part of the human mind that deals with science in...
IBEX Helps Paint Picture of the Magnetic System Beyond the Solar Wind
Feb 16, 2014 (SPX)
Understanding the region of interstellar space through which the solar system travels is no easy task. Interstellar space begins beyond the heliosphere, the bub...
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