This diagram shows a brown dwarf in relation to Earth, Jupiter, a low-mass star and the sun.
Latest News
NASA's Wise Gets Ready to Survey the Whole Sky
11.17.09 NASA's Wide-field Infrared Survey Explorer, or Wise, is chilled out, sporting a sunshade and getting ready to roll.
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› Related images and video
Mission News
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NASA's Wise Gets Ready to Survey the Whole Sky
NASA's Wide-field Infrared Survey Explorer, or Wise, is chilled out, sporting a sunshade and getting ready to roll.
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WISE Is Chilling Out
Engineers are busy cooling the science instrument on NASA's Wide-field Infrared Survey Explorer, or WISE.
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NASA's WISE Mission Arrives at Launch Site
NASA's Wide-field Infrared Survey Explorer, or WISE, has arrived at its last stop on Earth -- Vandenberg Air Force Base, Calif.
Latest Images
Brown Dwarf Comparison
New Cool Stars
Astronomers think there are roughly as many brown dwarfs as regular stars like our sun, but brown dwarfs are often too cool to find using visible light.
WISE Spacecraft in Clean Room
The Wide-field Infrared Survey Explorer, or WISE, in the clean room at Ball Aerospace & Technologies Corp., in Boulder, Colo.
WISE Clock
WISE Launch
No earlier than December 9, 2009, 6:10 am PST:
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Videos
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Celestial Treasure Hunt
NASA's Wide-field Infrared Survey Explorer will provide a map to the universe’s hidden treasures.
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Views of WISE in Space
This artist's animation shows NASA's Wide-field Infrared Survey Explorer, or WISE, rotating in space, revealing all sides of the spacecraft.
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WISE's Survey Strategy
This animation illustrates the Wide-field Infrared Survey Explorer's 11-second data-taking exposure cycle.
 "Still frame of Celestial Treasure Hunt video")