- proper airglow
- собственное свечение атмосферы
English-russian dictionary of physics. 2013.
English-russian dictionary of physics. 2013.
Light pollution — This article is about light pollution in the visible spectrum. For information on pollution in the radio spectrum, see radio spectrum pollution. This time exposure photo of New York City at night shows skyglow, one form of light pollution … Wikipedia
Apparent magnitude — Asteroid 65 Cybele and 2 stars with their magnitudes labeled The apparent magnitude (m) of a celestial body is a measure of its brightness as seen by an observer on Earth, normalized to the value it would have in the absence of the atmosphere.… … Wikipedia
Mercury-Atlas 7 — Mercury 7 redirects here. For the group of astronauts, see Mercury Seven. Mercury Atlas 7 Mission insignia Mission statistics Mission name Mercury Atlas 7 … Wikipedia
Galilean moons — Montage of Jupiter s four Galilean moons, in a composite image comparing their sizes and the size of Jupiter. From top to bottom: Io, Europa, Ganymede, Callisto The Galilean moons are the four moons of Jupiter discovered by Galileo Galilei in… … Wikipedia
Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… … Universalium
space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… … Universalium