(PhysOrg.com) -- A mystery that began nearly 2,000 years ago, when Chinese astronomers witnessed what would turn out to be an exploding star in the sky, has been solved. New infrared observations from NASA's Spitzer Space ...
Astronomy
Oct 24, 2011
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NASA's Fermi team recently released the second catalog of gamma-ray sources detected by their satellite's Large Area Telescope (LAT). Of the 1873 sources found, nearly 600 are complete mysteries. No one knows what they are.
Astronomy
Oct 19, 2011
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A thousand years ago, a brilliant beacon of light blazed in the sky, shining brightly enough to be seen even in daytime for almost a month. Native American and Chinese observers recorded the eye-catching event. We now know ...
Astronomy
Oct 6, 2011
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Saul Perlmutter won the Nobel Prize in physics Tuesday, but it wasn't until the California scientist was awakened by a telephone call from a reporter in Sweden that he learned of the distinction.
General Physics
Oct 4, 2011
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(PhysOrg.com) -- Using the Hubble Space Telescope, astronomers are witnessing the unprecedented transition of a supernova to a supernova remnant, where light from an exploding star in a neighboring galaxy, the Large Magellanic ...
Astronomy
Sep 13, 2011
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"Zombie" stars that explode like bombs as they die, only to revive by sucking matter out of other stars. According to an astrophysicist at UC Santa Barbara, this isn't the plot for the latest 3D blockbuster movie. Instead, ...
Astronomy
Jun 30, 2011
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(PhysOrg.com) -- In 1987, light from an exploding star in a neighboring galaxy, the Large Magellanic Cloud, reached Earth. Named Supernova 1987A, it was the closest supernova explosion witnessed in almost 400 years, allowing ...
Astronomy
Jun 8, 2011
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Exploding stars are the 'factories' that produce all the heavy elements found, among other places, in our bodies. In this sense, we are all stardust. These exploding stars – supernovae – are highly energetic events ...
Astronomy
Jun 6, 2011
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(PhysOrg.com) -- A gamma-ray burst detected by NASA's Swift satellite in April 2009 has been newly unveiled as a candidate for the most distant object in the universe. At an estimated distance of 13.14 billion light years, ...
Astronomy
May 25, 2011
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(PhysOrg.com) -- Today the University of Chicago's Flash Center for Computational Science will release a major new version of supercomputer code, called FLASH 4-alpha. Based on previous software for simulating exploding stars, ...
Computer Sciences
Apr 29, 2011
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