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NASA catalogs the infrared sky

NASA catalogs the infrared sky

2012-03-15
Source: TG Daily

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NASA has debuted a new atlas and catalog of the infrared sky, including more than a half billion stars, galaxies and other objects captured by the Wide-field Infrared Survey Explorer (WISE) mission.??

WISE - which launched on December 14, 2009 - mapped the entire sky in 2010 with vastly better sensitivity than its predecessors. Indeed, it collected more than 2.7 million images taken at four infrared wavelengths of light, capturing everything from nearby asteroids to distant galaxies.

NASA catalogs the infrared sky??

Individual WISE exposures have been combined into an atlas of more than 18,000 images - covering the sky and a catalog listing the infrared properties of more than 560 million individual objects found in the images.

Most of the objects are stars and galaxies, with roughly equal numbers of each. Many of them have never been seen before......





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