News tagged with gamma rays

Fermi telescope explores new energy extremes

(PhysOrg.com) -- After more than three years in space, NASA's Fermi Gamma-ray Space Telescope is extending its view of the high-energy sky into a largely unexplored electromagnetic range. Today, the Fermi ...

dateJan 10, 2012 in Astronomy
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The high energy crab

(PhysOrg.com) -- The Crab Nebula is the remnant of a supernova. Its precursor star exploded in 1054 AD in an event that was recorded by Chinese and (quite probably) Anasazi Indian astronomers. It is called ...

dateOct 31, 2011 in Astronomy
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Stories of missions past: Early explorers

(PhysOrg.com) -- On September 29, 2011, NASA announced the short list for five potential new "Explorer class" spacecraft. These missions are by definition small and relatively inexpensive, designed to be led ...

dateOct 27, 2011 in Space Exploration
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600 mysteries in the night sky

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 ...

dateOct 19, 2011 in Astronomy
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