- sky brightness temperature
- 天空亮[度]温[度]
Atmospheric Sciences (English-Chinese) dictionary. 2014.
Atmospheric Sciences (English-Chinese) dictionary. 2014.
Color temperature — The CIE 1931 x,y chromaticity space, also showing the chromaticities of black body light sources of various temperatures (Planckian locus), and lines of constant correlated color temperature. Color temperature is a characteristic of visible light … Wikipedia
star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… … Universalium
sun — sunlike, adj. /sun/, n., v., sunned, sunning. n. 1. (often cap.) the star that is the central body of the solar system, around which the planets revolve and from which they receive light and heat: its mean distance from the earth is about 93… … Universalium
Uranus — This article is about the planet. For other uses, see Uranus (disambiguation). Uranus … Wikipedia
photometry — photometric /foh teuh me trik/, photometrical, adj. photometrist, photometrician /foh teuh me trish euhn/, n. /foh tom i tree/, n. 1. the measurement of the intensity of light or of relative illuminating power. 2. the science dealing with such… … Universalium
Allen Telescope Array — For other uses, see ATA. Allen Telescope Array ATA The Allen Telescope Array (ATA 42), October 11, 2007 … Wikipedia
Olbers' paradox — in action In astrophysics and physical cosmology, Olbers paradox is the argument that the darkness of the night sky conflicts with the assumption of an infinite and eternal static universe. It is one of the pieces of evidence for a non static… … Wikipedia
Astrophysical maser — An astrophysical maser is a naturally occurring source of stimulated spectral line emission, typically in the microwave portion of the electromagnetic spectrum. This emission may arise in molecular clouds, comets, planetary atmospheres, stellar… … Wikipedia
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List of important publications in physics — Optics Book of Optics *Ibn al Haytham (Alhacen)Description: The Book of Optics (Arabic: Kitab al Manazir , Latin: De Aspectibus ) is a seven volume treatise on optics and physics, written by the Iraqi Arab Muslim scientist Ibn al Haytham… … Wikipedia
extraterrestrial life — Introduction life that may exist or may have existed in the universe outside of Earth. The search for extraterrestrial life encompasses many fundamental scientific questions. What are the basic requirements for life? Could life have arisen… … Universalium