Noun
infrared astronomy (uncountable)
(astronomy) the astronomical observation and study of objects, cooler than most stars, using the infrared part of the electromagnetic spectrum
Carina Nebula in infrared light captured by the Hubble 's Wide Field Camera 3. Infrared astronomy is the branch of astronomy and astrophysics that studies astronomical objects visible in infrared (IR) radiation. Source: Internet
Atacama, Chile. citation Infrared astronomy is founded on the detection and analysis of infrared radiation (wavelengths longer than red light). Source: Internet
Infrared astronomy began in the 1830s, a few decades after the discovery of infrared light by William Herschel in 1800. Source: Internet