elongated orbit

См. также в других словарях:

• orbit — orbitary, adj. /awr bit/, n. 1. the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun. 2. the usual course of one s life or range of one s activities. 3. the sphere of power or …   Universalium

• Highly Elliptical Orbit — (HEO) is an elliptic orbit characterized by a relatively low altitude perigee and an extremely high altitude apogee. These extremely elongated orbits can have the advantage of long dwell times at a point in the sky during the approach to and… …   Wikipedia

• mercury — /merr kyeuh ree/, n., pl. mercuries. 1. Chem. a heavy, silver white, highly toxic metallic element, the only one that is liquid at room temperature; quicksilver: used in barometers, thermometers, pesticides, pharmaceutical preparations,… …   Universalium

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

• MESSENGER — This article is about the NASA space mission. For other uses, see Messenger. MESSENGER Artist s rendering of MESSENGER orbiting Mercury. Operator NASA / APL Major contractors APL …   Wikipedia

• Planets beyond Neptune — Planet X redirects here. For the Planet X doomsday scenario, see Nibiru collision. For other uses, see Planet X (disambiguation). Trans Neptunian planets redirects here. For dwarf planets and small bodies discovered beyond Neptune, see Trans… …   Wikipedia

• Mars — /mahrz/, n. 1. the ancient Roman god of war and agriculture, identified with the Greek god Ares. 2. Astron. the planet fourth in order from the sun, having a diameter of 4222 miles (6794 km), a mean distance from the sun of 141.6 million miles… …   Universalium

• Iota Horologii b — Planetbox begin name = Iota Horologii b Planetbox image caption = An artist s impression of Iota Horologii b with a fictional, Venus like moon in orbit around the planet.Planetbox star star = Iota Horologii constell = Horologium RA =… …   Wikipedia

• triton — /truy ton/, n. Physics. a positively charged particle consisting of a proton and two neutrons, equivalent to the nucleus of an atom of tritium. Cf. deuteron. [1930 35; < Gk tríton, neut. of trítos THIRD, equiv. to trí TRI + ton neut. adj. suffix; …   Universalium

• Triton — Tritonic /truy ton ik/, adj. /truyt n/, n. 1. Class. Myth. a son of Poseidon and Amphitrite, represented as having the head and trunk of a man and the tail of a fish, and as using a conch shell trumpet. 2. Astron. a moon of Neptune. 3. (l.c.) any …   Universalium

• Algol (Phantasy Star) — In the Phantasy star games series, Algol is the name of the planetary system that serves as the setting for the first four installments of the Phantasy Star computer role playing game series. The system consists of a single star (called Algol or… …   Wikipedia