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Infrared astronomy is a sub-discipline of astronomy which specializes in the observation and analysis of astronomical objects using infrared (IR) radiation. The wavelength of infrared light ranges from 0.75 to 300 micrometers, and falls in between visible radiation, which ranges from 380 to 750 nanometers, and submillimeter waves.
Infrared astronomy began in the 1830s, a few decades after the discovery of infrared light by William Herschel in 1800. Early progress was limited, and it was not until the early 20th century that conclusive detections of astronomical objects other than the Sun and Moon were made in infrared light. After a number of discoveries were made in the 1950s and 1960s in radio astronomy, astronomers realized the information available outside the visible wavelength range, and modern infrared astronomy was established.
Infrared and optical astronomy are often practiced using the same telescopes, as the same mirrors or lenses are usually effective over a wavelength range that includes both visible and infrared light. Both fields also use solid state detectors, though the specific type of solid state photodetectors used are different. Infrared light is absorbed at many wavelengths by water vapor in the Earth's atmosphere, so most infrared telescopes are at high elevations in dry places, above as much of the atmosphere as possible. There have also been infrared observatories in space, including the Spitzer Space Telescope, the Herschel Space Observatory, and more recently the James Webb Space Telescope.
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Infraredastronomy is a sub-discipline of astronomy which specializes in the observation and analysis of astronomical objects using infrared (IR) radiation...
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wavelengths used by X-ray astronomy, gamma-ray astronomy, UV astronomy and (except for a few wavelength "windows") far infraredastronomy, so observations must...
launched in 2003. The success of early infrared space astronomy led to further missions, such as the Infrared Space Observatory (1990s) and the Hubble Space...
Optical Astronomy Observatory (NOAO) was the United States national observatory for ground-based nighttime ultraviolet-optical-infrared (OUVIR) astronomy. The...
perform infraredastronomy; among other discoveries are "the first measurement of the internal energies of Jupiter and Saturn, far-infrared observations...
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also gave ground support for the ESA Infrared Space Observatory (ISO) infrared mission. JAXA's first infraredastronomy satellite was the Akari spacecraft...
astrophysical instrumentation and infraredastronomy. She is the deputy project scientist for the Wide-field Infrared Survey Explorer and the principal...
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were first detected by the InfraredAstronomy Satellite at wavelengths of 60 and 100 micrometres. Galaxy filament Cosmic infrared background Low, F. J.; et al...
"The distance to the Pleiades. Main sequence fitting in the near infrared". Astronomy and Astrophysics. 429 (3): 887–894. arXiv:astro-ph/0409362. Bibcode:2005A&A...