News tagged with massive stars

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Astronomers spy on galaxies in the raw

(Phys.org) —A CSIRO radio telescope has detected the raw material for making the first stars in galaxies that formed when the Universe was just three billion years old—less than a quarter of its current ...

dateJun 24, 2013 in Astronomy
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Shedding light on the power of M 82's superwinds

(Phys.org)—An international team of astronomers, led by Dr. Kazuya Matsubayshi (Kyoto University), has discovered that outflows of gas from starburst galaxy M 82 collide with a "cap" of gas clouds 40,000 ...

dateJan 19, 2013 in Astronomy
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Masers in stellar nurseries

(Phys.org)—Astronomers have come to realize that the process of star formation, once thought to consist essentially of just the simple coalescence of material by gravity, occurs in a complex series of stages. ...

dateDec 24, 2012 in Astronomy
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Old star, new trick

The Big Bang produced lots of hydrogen and helium and a smidgen of lithium. All heavier elements found on the periodic table have been produced by stars over the last 13.7 billion years. Astronomers analyze starlight to determine ...

dateApr 30, 2012 in Astronomy
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Diagnosing a black hole flare

(Phys.org) -- Black holes can come in a wide range of masses. Some, with only about one solar mass, result from the supernova death of a massive star, while those at the center of galaxies (called supermassive ...

dateMay 07, 2012 in Astronomy
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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 ...

dateMar 07, 2013 in Astronomy
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Witnessing the early growth of a giant

Astronomers have uncovered for the first time the earliest stages of a massive galaxy forming in the young Universe. The discovery was made possible through combining observations from the NASA/ESA Hubble ...

dateAug 27, 2014 in Astronomy
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