earth-centered orbit
101n-body problem — This article is about the problem in classical mechanics. For the problem in quantum mechanics, see Many body problem. The n body problem is the problem of predicting the motion of a group of celestial objects that interact with each other… …
102Center of mass — In physics, the center of mass of a system of particles is a specific point at which, for many purposes, the system s mass behaves as if it were concentrated. The center of mass is a function only of the positions and masses of the particles that …
103Orbiter (sim) — Infobox VG| title = Orbiter (2006 Edition) developer = Martin Schweiger publisher = distributor = designer = license = Freeware engine = version = 2006P1,060929 released = May 4, 2006 (first patch released September 29, 2006) genre = Simulation… …
104Ptolemaic System — (Source: [http://en.wikipedia.org/wiki/Geocentric model| Geocentric Model] )In the Ptolemaic system, each planet is moved by five or more spheres: one sphere is its deferent. The deferent was a circle centered around a point halfway between the …
105Objections to evolution — Part of a series on Evolutionary Biology …
106Omid — For other uses, see Omid (disambiguation). Omid satellite Omid satellite model Operator ISA …
107White dwarf — For other uses, see White dwarf (disambiguation). Image of Sirius A and Sirius B taken by the Hubble Space Telescope. Sirius B, which is a white dwarf, can be seen as a faint pinprick of light to the lower left of the much brighter Sirius A …
108Lexx — Not to be confused with Lex. Lexx The opening credits to Lexx Format Science fiction, Dramedy Created by Paul …
109Buck Rogers in the 25th Century (TV series) — Infobox Television show name = Buck Rogers in the 25th Century caption = Region 1 US DVD cover format = Science Fiction, Adventure runtime = 60 mins. rating = creator = Glen A. Larson starring = Gil Gerard Erin Gray Tim O Connor William Conrad… …
110May 2069 lunar eclipse — Total Lunar Eclipse May 6, 2069 The moon passes west to east (right to left) across the Earth s umbral shadow, shown in hourly intervals. Series (and member) 132 (33 of 71) Duration (hr:mn:sc) Totality …
