planet's activity sphere

См. также в других словарях:

• sphere — sphereless, adj. spherelike, adj. /sfear/, n., v., sphered, sphering. n. 1. Geom. a. a solid geometric figure generated by the revolution of a semicircle about its diameter; a round body whose surface is at all points equidistant from the center …   Universalium

• sphere — /sfɪə / (say sfear) noun 1. a. a geometrical figure generated by the revolution of a semi circle about its diameter. b. a round body whose surface is at all points equidistant from the centre. 2. any rounded body approximately of this form; a… …  

• Definition of planet — Photograph of the crescent planet Neptune (top) and its moon Triton (center) …   Wikipedia

• The Culture — is a fictional interstellar anarchist, socialist, and utopian[1][2] society created by the Scottish writer Iain M. Banks which features in a number of science fiction novels and works of short fiction by him, collectively called the Culture… …   Wikipedia

• world — I (New American Roget s College Thesaurus) n. creation, nature; earth, cosmos (see universe). II (Roget s IV) n. 1. [The earth] Syn. globe, wide world, terrestrial sphere; see earth 1 , planet . 2. [The universe] Syn. cosmos, nature, creation;… …   English dictionary for students

• Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics       Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity.       Computer scientist Manindra Agrawal of the… …   Universalium

• cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …   Universalium

• List of Star Trek races — This is a list of sentient species and races from the fictional universe of the Star Trek media franchise. Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z   Notes   …   Wikipedia

• Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth   …   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

• Nicholas Roerich — (1874–1947) Born October 9, 1874(1874 10 09) Saint Petersburg, Russia Died D …   Wikipedia