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Old 14-September-2005, 06:22 AM
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Fraser Fraser is offline
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Default Cosmic Hurricane in Starburst Galaxy

SUMMARY: M82, or the Starburst Galaxy, is one of the most studied galaxies in the night sky. New research from the University of Wisconsin-Madison has shed light on a cosmic hurricane that lives inside the galaxy, and sends out a stream of particles at more than 1.6 million km/h (1 million mph). These violent winds which go for thousands of light-years above and below the galaxy were caused because of M82's near miss with the neighboring spiral galaxy M81; this set off an explosive burst of star formation.

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