Two instruments that played critical roles in NASA's Hubble Space Telescope discoveries now are on display at the Smithsonian National Air and Space Museum in Washington.
When you look up at the Milky Way on a clear, dark night, you'll see a band of bright stars arching overhead. This is the plane of our flat spiral galaxy, within which our solar system lies. NASA/JPL-Caltech/University of Wisconsin
Wide-field Infrared Survey Explorer (WISE)
WISE is mapping the entire sky in infrared light, uncovering the coolest stars, the universe's most luminous galaxies and some of the darkest near-Earth asteroids and comets.
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