Date- 6th July 10 Source- http://www.spitzer.caltech.edu/video-audio/1312-hiddenuniverse-032-The-Dragon-and-the-Swan 'Hidden behind a dark veil of dust in the constellation Sagittarius, a lurking dragon has been revealed by the infrared eye of NASA's Spitzer Space Telescope. It gives us a glimpse into how spiral arms affect the formation of stars.'
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