Hunting high-mass stars with Herschel
(Phys.org) —In this new view of a vast star-forming cloud called W3, ESA's Herschel space observatory tells the story of how massive stars are born.
Mar 27, 2013
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Mar 27, 2013
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Peering into a gateway opened 50 years ago
Saturday marked the 50th anniversary of the discovery of the quasar - an extremely bright object powered by matter falling into a super-massive black hole lying in the heart of a galaxy.
Mar 17, 2013
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Extremely rare triple quasar found
(Phys.org) —For only the second time in history, a team of scientists—including Carnegie's Michele Fumagalli—have discovered an extremely rare triple quasar system. Their work is published by Monthly No ...
Mar 12, 2013
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Pan-STARRS finds a 'lost' supernova
(Phys.org) —The star Eta Carinae is ready to blow. 170 years ago, this 100-solar-mass object belched out several suns' worth of gas in an eruption that made it the second-brightest star after Sirius. That ...
Mar 07, 2013
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Pulsar jackpot scours old data for new discoveries
Chalk another one up for Citizen Science. Earlier this month, researchers announced the discovery of 24 new pulsars. To date, thousands of pulsars have been discovered, but what's truly fascinating abou ...
Feb 28, 2013
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Dark matter and galaxies part ways in collision between hefty galaxy clusters
(Phys.org)—This composite image shows the distribution of dark matter, galaxies, and hot gas in the core of the merging galaxy cluster Abell 520, formed from a violent collision of massive galaxy clusters ...
Feb 28, 2013
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NASA's Chandra suggests rare explosion created our galaxy's youngest black hole
New data from NASA's Chandra X-ray Observatory suggest a highly distorted supernova remnant may contain the most recent black hole formed in the Milky Way galaxy. The remnant appears to be the product of ...
Feb 13, 2013
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Hubble focuses on 'the great attractor'
(Phys.org)—A busy patch of space has been captured in this image from the NASA/ESA Hubble Space Telescope. Scattered with many nearby stars, the field also has numerous galaxies in the background.
Jan 23, 2013
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Study: The very first stars may have turned on when the universe was 750 million years old
As far back in time as astronomers have been able to see, the universe has had some trace of heavy elements, such as carbon and oxygen. These elements, originally churned from the explosion of massive stars, ...
Dec 05, 2012
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A multi-wavelength view of radio galaxy Hercules A
(Phys.org)—Spectacular jets powered by the gravitational energy of a super massive black hole in the core of the elliptical galaxy Hercules A illustrate the combined imaging power of two of astronomy's ...
Nov 29, 2012
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'Dark core' may not be so dark after all: Scientists report new dark matter finding from merging galaxy cluster
(Phys.org)—Astronomers were puzzled earlier this year when NASA's Hubble Space Telescope spotted an overabundance of dark matter in the heart of the merging galaxy cluster Abell 520. This observation was ...
Nov 29, 2012
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Astronomers measure most massive, most unusual black hole
Astronomers have used the Hobby-Eberly Telescope at The University of Texas at Austin's McDonald Observatory to measure the mass of what may be the most massive black hole yet—17 billion Suns—in galaxy ...
Nov 28, 2012
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Candidate for most distant object in the Universe yet observed
(Phys.org)—By combining the power of the NASA/ESA Hubble Space Telescope, NASA's Spitzer Space Telescope and one of nature's zoom lenses, astronomers have found what is probably the most distant galaxy ...
Nov 15, 2012
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NGC 3738: Hubble sees violent star formation episodes in dwarf galaxies
The NASA/ESA Hubble Space Telescope has imaged the faint irregular galaxy NGC 3738, a starburst galaxy. The galaxy is in the midst of a violent episode of star formation, during which it is converting reservoirs ...
Oct 29, 2012
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Hungry black hole: Astronomers poised for galactic chow-down
The super-massive black hole at the center of the Milky Way Galaxy has a healthy appetite, frequently snacking on asteroids and comets. Now, a cloud of gas and dust called G2 is on a dangerous course to become ...
Oct 29, 2012
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