night-sky airglow
1Night sky — For other uses, see Night sky (disambiguation). The Moon is the most common major object viewed in the night sky …
2night-sky light — /nuyt skuy / the faint glow of the night sky, caused by such phenomena as airglow and zodiacal light. [1975 80] * * * …
3night-sky light — /nuyt skuy / the faint glow of the night sky, caused by such phenomena as airglow and zodiacal light. [1975 80] …
4airglow — [er′glō΄] n. the steady, faint glow, usually seen in the night sky, caused by molecules and atoms in the upper atmosphere that slowly release photochemical energy: visible only over middle and low latitudes …
5Airglow — Dayglow Nightglow Airglow (also called night …
6Sky brightness — This article is primarily about the brightness of the night sky. For daytime situations, please see Diffuse sky radiation and Rayleigh Scattering. The fact that the sky isn t absolutely dark at night can easily be observed. Were the sky (in the… …
7airglow — noun A faint illumination in the night sky due to photochemical luminescence in the upper atmosphere …
8airglow — noun a glow in the night sky caused by radiation from the upper atmosphere …
9night|glow — «NYT GLOH», noun. airglow occurring at night: »Nightglow is faintest at the zenith overhead and grows in intensity down the sky until it reaches a maximum about 10 degrees above the horizon (Scientific American) …
10airglow — /air gloh /, n. a dim light from the upper atmosphere caused by emissions from atoms and molecules ionized by solar radiation: observed at night (nightglow), during the day (dayglow), and at twilight (twilight glow), with each having slightly… …
