Two of the Milky Way's Spiral Arms Go Missing
June 03, 2008
St. Louis, Mo. -- For decades, astronomers have been blind to what our galaxy, the Milky Way, really looks like. After all, we sit in the midst of it and can't step outside for a bird's eye view.
Now, new images from NASA's Spitzer Space Telescope are shedding light on the true structure of the Milky Way, revealing that it has just two major arms of stars instead of the four it was previously thought to possess.
遨游星空，更多图片看这里：
http://photojournal.jpl.nasa.gov/index.html
其中的TIF文件虽大，但速度很快，当然解析度可能更高吧
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附上德语的欧洲杯 UEFA EURO 2008 电视网络转播：
http://video.uefa.com/Video/Live/Competitions/EURO/Country=DE/MatchList.html...
Read more. ///消息來源.
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