News.cnet.com- 4/21/13, Tom Homyak
About 1,500 light years from Earth, the Horsehead Nebula is a stellar nursery.
(Credit: NASA)
The Hubble Space Telescope has photographed the Horsehead Nebula in stunning detail. The nebula, about 1,500 light years away in the constellation of Orion, was imaged in infrared wavelengths against the backdrop of the Milky Way.
The pink cast is from hydrogen gas behind the nebula, which is being lit up by Sigma Orionis, a five-star system.
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