News tagged with new stars

Effects of accretion disks around newborn stars

Stars are born in dense, cool clouds of molecular gas and dust. When the local density is high enough, the matter can gravitationally collapse to form a new star, a so-called young stellar object (YSO). In its early phases, ...

dateDec 08, 2014 in Astronomy
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Cool, new views of Andromeda galaxy

(—Two new eye-catching views from the Herschel space observatory are fit for a princess. They show the elegant spiral galaxy Andromeda, named after the mythical Greek princess known for her beauty.

dateJan 29, 2013 in Astronomy
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Black holes and star formation

( -- It has long been recognized that galaxy mergers or even close interactions can play a vital role in shaping the morphology of galaxies. One way they can do so, it is thought, is by triggering bursts of star ...

dateFeb 09, 2012 in Astronomy
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Classic portrait of a barred spiral galaxy

( -- The NASA/ESA Hubble Space Telescope has taken a picture of the barred spiral galaxy NGC 1073, which is found in the constellation of Cetus (The Sea Monster). Our own galaxy, the Milky Way, is a similar barred ...

dateFeb 03, 2012 in Astronomy
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The water reservoir in a young planetary system

( -- Astronomers once thought that the process of star formation was more-or-less controlled by the simple coalescence of material by gravity, leading eventually to a new star. But they have come to realize that ...

dateNov 15, 2011 in Astronomy
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Herschel finds past-prime star may be making planets

(—A star thought to have passed the age at which it can form planets may, in fact, be creating new worlds. The disk of material surrounding the surprising star called TW Hydrae may be massive enough to make even ...

dateJan 30, 2013 in Astronomy
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Raging storms sweep away galactic gas

( -- ESA's Herschel infrared space observatory has detected raging winds of molecular gas streaming away from galaxies. Suspected for years, these outflows may have the power to strip galaxies of gas and halt ...

dateMay 09, 2011 in Astronomy
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