- protoplanetary cloud
- протопланетное облако
English-russian dictionary of physics. 2013.
protoplanetary cloud
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Protoplanetary disk — A protoplanetary disk (or proplyd) is a rotating circumstellar disk of dense gas surrounding a young newly formed star, a T Tauri star or Herbig star. The protoplanetary disk may be considered an accretion disk because gaseous material may be… … Wikipedia
protoplanetary — adj. pertaining to a protoplanet (cloud of cosmic gas that is condensing to form a planet) … English contemporary dictionary
Oort cloud — An artist s rendering of the Oort cloud and the Kuiper belt (inset). Sizes of individual objects have been exaggerated for visibility … Wikipedia
Molecular cloud — See also: Solar nebula Within a few million years the light from bright stars will have boiled away this molecular cloud of gas and dust. The cloud has broken off from the Carina Nebula. Newly formed stars are visible nearby, their images… … Wikipedia
Oort cloud — /awrt, ohrt/, Astron. a region of the solar system far beyond the orbit of Pluto in which billions of comets move in nearly circular orbits unless one is pulled into a highly eccentric elliptical orbit by a passing star. [1975 80; after Dutch… … Universalium
Orion Molecular Cloud Complex — A picture of Barnard s Loop, which is a primary component of the nebula complex. Also seen in the image are the locations of other nebulae in the complex such as M42. The Orion Molecular Cloud Complex (also often referred to as simply the Orion… … Wikipedia
Interplanetary dust cloud — The interplanetary dust cloud is cosmic dust (small particles floating in space) which pervade the space between planets in the Solar System and in other planetary systems. It has been studied for many years in order to understand its nature,… … Wikipedia
Nebular hypothesis — Star formation Interstellar medium Molecular cloud … Wikipedia
History of Solar System formation and evolution hypotheses — Capture theory redirects here. For the solar capture theory, see this article s section on Solar System formation. For the lunar capture theory, see this article s section on lunar formation. Ideas concerning the origin and fate of the world date … Wikipedia
Jupiter — /jooh pi teuhr/, n. 1. Also called Jove. the supreme deity of the ancient Romans: the god of the heavens and of weather. Cf. Zeus. 2. Astron. the planet fifth in order from the sun, having an equatorial diameter of 88,729 mi. (142,796 km), a mean … Universalium
Viktor Safronov — Viktor Sergeevich Safronov (Russian:Виктор Сергеевич Сафронов) (born Velikie Luki, Russia, October 11, 1917 died Moscow September 18 1999) is a Soviet astronomer who was one of the first to put forward a consistent picture of how the planets… … Wikipedia
