News tagged with radio supernova
Rare radio supernova in nearby galaxy is nearest supernova in five years
May 27, 2009 |
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(PhysOrg.com) -- The chance discovery last month of a rare radio supernova - an exploding star seen only at radio wavelengths and undetected by optical or X-ray telescopes - underscores the promise of new, ...
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Astrophysicists discover youngest known supernova in Milky Way
May 14, 2008 |
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A North Carolina State University researcher has discovered the youngest known supernova in our galaxy. Estimated at a mere 140 years old, this celestial whippersnapper is at least 200 years younger than the ...
W28: A Mixed Bag of Supernova Remnant
Jun 04, 2008 |
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When some stars die, they explode as supernovas and their debris fields (aka, "supernova remnants") expand into the surrounding environments. There are several different types, or categories, of supernova ...
The wild, hidden cousin of SN 1987A supernova
Sep 25, 2008 |
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The supernova, called SN 1996cr, was first singled out in 2001 by Franz Bauer. Bauer noticed a bright, variable source in the Circinus spiral galaxy, using NASA's Chandra X-ray Observatory. Although the source ...
Detective astronomers unearth hidden celestial gem
Jun 10, 2008 |
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ESA’s orbiting X-ray observatory XMM-Newton has re-discovered an ignored celestial gem. The object in question is one of the youngest and brightest supernova remnants in the Milky Way, the corpse of a star ...
Fermi Telescope reveals a population of radio-quiet gamma-ray pulsars
Jul 02, 2009 |
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(PhysOrg.com) -- A new class of pulsars detected by NASA's Fermi Gamma-ray Space Telescope is solving the mystery of previously unidentified gamma-ray sources and helping scientists understand the mechanisms ...
Black Hole Pumps Iron
Sep 14, 2009 |
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(PhysOrg.com) -- This composite image of the Hydra A galaxy cluster shows 10-million- degree gas observed by Chandra in blue and jets of radio emission observed by the Very Large Array in pink. Optical data ...
Scientists make first discovery using revolutionary long wavelength demonstrator array
Aug 18, 2009 |
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Scientists from NRL's Space Science and Remote Sensing Divisions, in collaboration with researchers from the University of New Mexico and the National Radio Astronomy Observatory located in Socorro, N.M., ...
Spitzer Spies Remnants of a Shy Star
May 15, 2006 |
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Big stars usually aren't shy about anything, not even death. At the end of their lives, they throw explosive tantrums, called supernovae, flinging abundant amounts of hot gas and radiation into space. Remnants ...
Carbon Atmosphere Discovered on Neutron Star
Nov 04, 2009 |
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(PhysOrg.com) -- Evidence for a thin veil of carbon has been found on the neutron star in the Cassiopeia A supernova remnant. This discovery, made with NASA's Chandra X-ray Observatory, resolves a ten-year ...
High-School Student Discovers Strange Astronomical Object
Sep 22, 2009 |
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(PhysOrg.com) -- A West Virginia high-school student analyzing data from a giant radio telescope has discovered a new astronomical object -- a strange type of neutron star called a rotating radio transient.
List of search results for radio supernova
