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IRAS
(redirected from Infrared Astronomy Satellite)

    Also found in: Acronyms, Wikipedia, Hutchinson 0.04 sec.
IRAS: see infrared astronomy infrared astronomy, study of celestial objects by means of the infrared radiation they emit, in the wavelength range from about 1 micrometer to about 1 millimeter. All objects, from trees and buildings on the earth to distant galaxies, emit infrared (IR) radiation.
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That year, NASA's Infrared Astronomy Satellite detected a larger-than-expected infrared signal from the star's vicinity.
Nearby star may have its own asteroid belt by Cowen, R. / Science News
In 1983, NASA's Infrared Astronomy Satellite revealed that Arp 220 is one of the brightest of about a dozen galaxies that emit most of their light in the infrared.
Hubble camera finds huge star clusters by Science News
Observations made in 1983 by the Infrared Astronomy Satellite (IRAS) during its 10-month mission have helped astronomers map emissions of infrared radiation (heat) from distant interstellar and interplanetary dust clouds.
Lifting a dusty veil to clear IRAS' view by Cowen, R. / Science News
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