NASA's Spitzer Space Telescope
This image from NASA's Spitzer Space Telescope shows the spiral galaxy NGC 2841, located about 46 million light-years from Earth in the constellation Ursa Major.
Image credit: NASA/JPL-Caltech
New observations from NASA's Spitzer Space Telescope reveal how stars are dispersed in spiral galaxies.

For the full story, go to the Spitzer release at › http://www.spitzer.caltech.edu/Media/happenings/20090430/.

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