News tagged with massive stars

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Fire burn and cauldron bubble in Canis Major

The cosmic cauldron has brewed up a Halloween trick in the form of a ghostly face that glows in X-rays, as seen by ESA's XMM-Newton space telescope. The eerie entity is a bubble bursting with the fiery stellar ...

dateOct 30, 2012 in Astronomy
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NGC 6334: A mini starburst region?

(Phys.org) —Stars are known to form in dense clouds of gas and dust, but why do some regions show prodigious rates of star formation, while others barely produce any young stars at all? Many of the richest ...

dateJun 05, 2013 in Astronomy
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Suspects in the quenching of star formation exonerated

Supermassive black holes millions to billions times the mass of our Sun lie at the heart of most, maybe all large galaxies. Some of these power brilliantly luminous, rapidly growing objects called active galactic nuclei that ...

dateOct 11, 2011 in Astronomy
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Ultra-luminous x-ray sources

(PhysOrg.com) -- An ultra-luminous X-ray source (ULX) emits more radiation in the X-rays than do a million suns at all wavelengths. ULXs are rare: Most galaxies, including our own Milky Way, have none, and ...

dateMar 19, 2012 in Astronomy
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The 'flame' burns bright in new WISE image

(Phys.org) -- A new image from NASA's Wide-field Infrared Survey Explorer, or WISE, shows the candle-like Flame nebula lighting up a cavern of dust. The Flame nebula is part of the Orion complex, a turbulent ...

dateJul 03, 2012 in Astronomy
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X-raying stellar winds in a high-speed collision

(Phys.org)—Two massive stars racing in orbit around each other have had their colliding stellar winds X-rayed for the first time, thanks to the combined efforts of ESA's XMM-Newton and NASA's Swift space ...

dateOct 12, 2012 in Astronomy
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Star explosion leaves behind a rose

(PhysOrg.com) -- About 3,700 years ago, people on Earth would have seen a brand-new bright star in the sky. It slowly dimmed out of sight and was eventually forgotten, until modern astronomers later found ...

dateDec 12, 2011 in Astronomy
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Stars made from galactic recycling material

(PhysOrg.com) -- Ordinary galaxies such as our own Milky Way contain a plethora of gas and dust. Nevertheless, there is not nearly enough matter to explain how galaxies produce new stars at the observed rates ...

dateMar 15, 2012 in Astronomy
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The central region of the Milky Way

(PhysOrg.com) -- The center of our Milky Way galaxy is about 27,000 light-years away in the direction of the constellation of Sagittarius. At the very center of the galaxy lies a black hole whose mass is about ...

dateAug 15, 2011 in Astronomy
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