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WMAP

NASA's WMAP (Wilkinson Microwave Anisotropy Probe) spacecraft measured temperature differences across the sky in the cosmic microwave background radiation, a remnant of the big bang.

Type

Space telescope

Launch

June 30, 2001

Wavelength

Microwaves

operations ceased

Aug. 19, 2010
Learn more about WMAP
Artist's concept of the WMAP (Wilkinson Microwave Anisotropy Probe)
Credit: NASA/WMAP Science Team

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