Giant gamma ray bubbles in our galaxy
(PhysOrg.com) -- Gamma rays are the most energetic form of light, typically about one hundred billion times as energetic as optical light.
Astronomy
Nov 19, 2010
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Page 33 - News tagged with radio galaxy
Cosmic radio beacons
(PhysOrg.com) -- Because all cosmic objects evolve with time, astronomers sometimes have a difficult time deciding if two sources that seem different are actually related but just in different stages of life.
Astronomy
Nov 8, 2010
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Pushing the envelope
(PhysOrg.com) -- G327.1-1.1 is the aftermath of a massive star that exploded as a supernova in the Milky Way galaxy.
Astronomy
Oct 5, 2010
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The outbursts of Fornax
(PhysOrg.com) -- The galaxy Fornax A, at a distance of about 74 million light-years, is one of the nearest and brightest galaxies with giant radio lobes. These huge radio lobes -- they span a million light-years -- are immense ...
Astronomy
Oct 1, 2010
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Cluster collisions switch on radio halos
(PhysOrg.com) -- This is a composite image of the northern part of the galaxy cluster Abell 1758, located about 3.2 billion light years from Earth, showing the effects of a collision between two smaller galaxy clusters.
Astronomy
Aug 30, 2010
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Image: Galactic super-volcano in action
(PhysOrg.com) -- This image shows the eruption of a galactic "super-volcano" in the massive galaxy M87.
Astronomy
Aug 19, 2010
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Black Hole Gets Jerked Around -- Twice
(PhysOrg.com) -- Scientists have found evidence that a giant black hole has been jerked around twice, causing its spin axis to point in a different direction from before. This discovery, made with new data from NASA's Chandra ...
Astronomy
Jul 21, 2010
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Image: Black Hole Blows Big Bubble
This composite image shows a powerful microquasar produced by a black hole in the outskirts of the nearby (12.7 million light years) galaxy NGC 7793. The large image contains data from the Chandra X-ray Observatory in red, ...
Space Exploration
Jul 12, 2010
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Black hole blows big bubble
Combining observations made with ESO's Very Large Telescope and NASA's Chandra X-ray telescope, astronomers have uncovered the most powerful pair of jets ever seen from a stellar black hole. This object, also known as a microquasar, ...
Astronomy
Jul 7, 2010
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New radio telescope will listen to the Universe on the FM-band
(PhysOrg.com) -- The first major radio telescope to be built in Britain for many decades will 'listen' to the sky at FM frequencies, providing vast quantities of data to a supercomputer in Holland, paving the way for unexpected ...
Astronomy
Jun 9, 2010
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