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M82 galaxy |
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M82 galaxy [¦em ¦ād·ē¦tü ′gal·ik·sē]
(astronomy) An active, variable spiral galaxy that exhibits strong emission from its center in the radio band, 104to 106times greater than that of normal spirals, and ejection of gases at speeds up to 620 miles (1000 kilometers) per second. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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