The rotations of the planets

См. также в других словарях:

• The Great Dark Spot — (GDS 89 [cite journal last=Hammel | first=H. B. coauthors=Lockwood, G. W.; Mills, J. R.; Barnet, C. D. title=Hubble Space Telescope Imaging of Neptune s Cloud Structure in 1994 journal=Science | year=1995 | volume=268 issue=5218 | pages=1740–1742 …   Wikipedia

• Secular variations of the planetary orbits — The Secular Variations of the Planetary Orbits (French: Variations Séculaires des Orbites Planétaires, abbreviated as VSOP) is a semi analytic theory describing the long term changes (secular variation) in the orbits of the planets Mercury to… …   Wikipedia

• CREATION AND COSMOGONY IN THE BIBLE — The Hebrew Bible commences with a majestic cosmological account of the genesis of the universe. According to Genesis 1:1–2:4a (the P account according to the documentary hypothesis), God created the world in six days and rested on the seventh day …   Encyclopedia of Judaism

• Formation and evolution of the Solar System — Artist s conception of a protoplanetary disk The formation and evolution of the Solar System is estimated to have begun 4.568 billion years ago with the gravitational collapse of a small part of a giant molecular cloud …   Wikipedia

• Hindu chronology — The subject of Hindu chronology divides naturally into three parts: the calendar, the eras, and other reckonings. The Calendar The Hindus have had, from very ancient times, the system of lunisolar cycles, made by the combination of solar years,… …   Wikipedia

• Invariable plane — The invariable plane of a planetary system is the plane passing through its barycenter (center of mass) which is perpendicular to its angular momentum vector. In the Solar system, about 98% of this effect is contributed by the orbital angular… …   Wikipedia

• PHYSICS — The material presented in this entry emphasizes those contributions which were important in arriving at verified present day scientific results, rather than those that may have appeared important at the time. Unavoidably it will overlap in parts… …   Encyclopedia of Judaism

• Yarkovsky effect — The Yarkovsky effect is a force acting on a rotating body in space caused by the anisotropic emission of thermal photons, which carry momentum. It is usually considered in relation to meteoroids or small asteroids (about 10 cm to 10 km in… …   Wikipedia

• mathematics — /math euh mat iks/, n. 1. (used with a sing. v.) the systematic treatment of magnitude, relationships between figures and forms, and relations between quantities expressed symbolically. 2. (used with a sing. or pl. v.) mathematical procedures,… …   Universalium

• Newton's theorem of revolving orbits — Figure 1: An attractive force F(r) causes the blue planet to move on the cyan circle. The green planet moves three times faster and thus requires a stronger centripetal force, which is supplied by adding an attractive inverse cube force. The …   Wikipedia

• mechanics — /meuh kan iks/, n. 1. (used with a sing. v.) the branch of physics that deals with the action of forces on bodies and with motion, comprised of kinetics, statics, and kinematics. 2. (used with a sing. v.) the theoretical and practical application …   Universalium