News tagged with dense star

Making stars in early galaxies

(Phys.org)—Ten billion years ago or so, at least according to the current picture, the youthful universe began to produce an abundance of new stars. The very first ones appeared in the young cosmos after only a few hundred ...

dateDec 10, 2012 in Astronomy
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Stars ancient and modern?

(Phys.org)—This colourful view of the globular star cluster NGC 6362 was captured by the Wide Field Imager attached to the MPG/ESO 2.2-metre telescope at ESO's La Silla Observatory in Chile. This new picture, along with ...

dateOct 31, 2012 in Astronomy
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The Helix nebula: Bigger in death than life

(Phys.org)—A dying star is refusing to go quietly into the night, as seen in this combined infrared and ultraviolet view from NASA's Spitzer Space Telescope and the Galaxy Evolution Explorer (GALEX), which NASA has lent ...

dateOct 04, 2012 in Astronomy
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X-rays discovered from young supernova remnant

(Phys.org) -- Over fifty years ago, a supernova was discovered in M83, a spiral galaxy about 15 million light years from Earth. Astronomers have used NASA's Chandra X-ray Observatory to make the first detection of X-rays ...

dateJul 31, 2012 in Astronomy
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Image: A supernova cocoon breakthrough

(Phys.org) -- Using observations from NASA's Chandra X-ray Observatory, researchers have obtained the first X-ray evidence of a supernova shock wave breaking through a cocoon of gas surrounding the star that exploded. This ...

dateJul 10, 2012 in Astronomy
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Has the speediest pulsar been found?

(Phys.org) -- NASA's Chandra X-ray Observatory and ESA's XMM-Newton in space, and the Parkes radio telescope in Australia -- may have found the fastest moving pulsar ever seen.

dateJun 28, 2012 in Astronomy
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A supernova cocoon breakthrough

(Phys.org) -- Observations with NASA's Chandra X-ray Observatory have provided the first X-ray evidence of a supernova shock wave breaking through a cocoon of gas surrounding the star that exploded. This discovery may help ...

dateMay 15, 2012 in Astronomy
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