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.
Latest News
NASA's Spitzer Telescope Warms Up To New Career
05.06.09 -- The primary mission of NASA's Spitzer Space Telescope is about to end after more than five-and-a-half years of probing the cosmos with its keen infrared eye.
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Latest Images
Why Are Galaxies So Smooth?
Cool Stars May Have Different Prebiotic Chemical Mix
NASA's Spitzer Space Telescope detected a prebiotic, or potentially life-forming, molecule called hydrogen cyanide (HCN) in the planet-forming disks around yellow stars like our sun, but not in the di...
Chemical Soups Around Cool Stars
Mission Features
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If Spitzer Could Talk: An Interview with a Telescope
05.04.09 - NASA's Spitzer Space Telescope is about to use its last drop of the coolant that has chilled it for the past five-and-a-half years.
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Why Are Galaxies So Smooth? →
04.30.09 - New observations from NASA's Spitzer Space Telescope reveal how stars are dispersed in spiral galaxies.
Video Gallery
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Spitzer's Warm Mission
After more than five years, Spitzer is completing its original assignment to study the cool universe and is now moving on to a new "warm" career.
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 "Eagle Nebula")
Related Sites
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Spitzer at Caltech
Visit the home page of the Spitzer Space Telescope at Caltech for complete mission coverage, educational materials, Spitzer en Español, and detailed scientific and technical information.
Multimedia Gallery
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Slide Show: Dazzling Universe
A new slide show features a few gems from the cosmos, including sparkling clusters of baby stars and the shimmery demise of a dying star.