Images for CSIRO media release:
Monster star blast òÀØbrighter than full moonòÀÙ
Embargoed
until 0600 AEDT 19 February 2005 (1900 GMT 18 February)
Artist's impression of a shell of gamma-rays moving
away from SGR 1806-20 following the outburst, and sweeping across the Galaxy
until they interact with the Earth. Credit: NASA
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Artist's impression of the rotating, highly-magnetised
neutron star which is SGR 1806-20, undergoing a 'quake' at its surface, resulting
in the gamma-ray outburst. Credit: NASA
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Sequence of images based upon radio maps of the
expanding nebula produced by the outburst. This nebula is the result of ejected
matter moving at speeds of about 100,000 km/sec ramming into the surrounding
gas and dust. Credit: NRAO/CfA/Gaensler & Univ. of Hawaii.
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Antennas of CSIRO's Australia Telescope Compact
Array. Photo: D. Smyth
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