celestial bodies
51IAU definition of planet — This article is about the formal definition established in 2006. For prior usage, see Definition of planet. The definition of planet set in 2006 by the International Astronomical Union (IAU) states that, in the Solar System, a planet is a… …
52Orbit — This article is about orbits in celestial mechanics, due to gravity. For other uses, see Orbit (disambiguation). A satellite orbiting the Earth has a tangential velocity and an inward acceleration …
53Moon Treaty — Agreement Governing the Activities of States on the Moon and Other Celestial Bodies Ratifications and signatories of the treaty   signed and r …
54Astrology — Not to be confused with Astronomy. ‹ The template below (Ast box) is being considered for merging. See templates for discussion to help reach a consensus. › …
55mechanics — /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 …
56cosmos — /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… …
57Outer Space Treaty — Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space, including the Moon and Other Celestial Bodies Signed 27 January 1967 Location London, Moscow and Washington Effective 10 October 1967 Condition 5… …
58Common heritage of mankind — Earthrise from the Moon during Apollo 8 mission, 1968. Article 11 of the Moon Treaty declares the Moon and its natural resources the common heritage of mankind. Common heritage of mankind (also termed the common heritage of humanity, common… …
59PHILOSOPHY, JEWISH — This article is arranged according to the following outline: WHAT IS JEWISH PHILOSOPHY? recent histories of jewish philosophy biblical and rabbinic antecedents bible rabbinic literature hellenistic jewish philosophy philo of alexandria biblical… …
60Longitude — For Dava Sobel s book about John Harrison, see Longitude (book). For the adaptation of Sobel s book, see Longitude (TV series). Map of Earth Longitude (λ) Lines of longitude appear vertical with varying curvature in this projection, but are… …
