NASA's Spitzer and WISE telescopes find star colder than the North Pole

We tend to think of stars as being very, very hot, but what about a star that you could use as a deep freeze? Astronomers using NASA's Wide-field Infrared Survey Explorer (WISE) and Spitzer Space Telescope have discovered a dim star-like object with the catchy title WISE J085510.83-071442.5.0 that is colder than the North Pole. Lying about 7.2 light years from Earth, it is not only the coldest brown dwarf on record, but the fourth-closest star system to the Solar System... Continue Reading NASA's Spitzer and WISE telescopes find star colder than the North Pole

Section: Space

Tags: Brown dwarf, NASA, Space telescope, Spitzer, WISE

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