http://apod.nasa.gov/apod/ap090925.html
今天的APOD是ESO的GB级星系缩放项目(2):银河系中心。
2009 September 25
Gigagalaxy Zoom: Galactic Center
Credit: ESO /Stéphane Guisard - Copyright: Stéphane Guisard
Explanation:
From Sagittarius to Scorpius, the centralMilky Way is a truly beautiful part of planet Earth's night sky.The gorgeous region is captured here,an expansivegigapixel mosaic of 52 fields spanning 34 by 20 degreesin 1200 individual images and 200 hours of exposure time.Part of ESO'sGigagalaxy Zoom Project,the images were collectedover 29 nights with a small telescopeunder the exceptionally clear, dark skies of the ESOParanal Observatory in Chile.The breathtaking cosmic vista shows off intricate dust lanes,bright nebulae, and star clustersscattered through our galaxy's rich central starfields.Starting on the left, look for theLagoon and Trifid nebulae, theCat's Paw, thePipe dark nebula, and the colorful clouds ofRho Ophiuchi and Antares (right). |
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