Earth orbital velocity

См. также в других словарях:

• orbital velocity — the minimum velocity at which a body must move to maintain a given orbit. Cf. circular velocity. * * * ▪ physics       velocity sufficient to cause a natural or artificial satellite to remain in orbit. Inertia of the moving body tends to make it… …   Universalium

• orbital velocity — /ɔbətl vəˈlɒsəti/ (say awbuhtl vuh losuhtee) noun the velocity required to overcome the earth s gravitational attraction and so maintain a satellite in orbit …  

• Orbital inclination change — is an orbital maneuver aimed at changing the inclination of an orbiting body s orbit. This maneuver is also known as an orbital plane change as the plane of the orbit is tipped. This maneuver requires a change in the orbital velocity vector… …   Wikipedia

• Earth to orbit — (ETO) describes the process or means of placing a payload into an orbit around the Earth. Traditionally this has used rockets, however ETO can also include much more exotic forms of transportation such as railguns and hypersonic cannons and Space …   Wikipedia

• Orbital mechanics — A satellite orbiting the earth has a tangential velocity and an inward acceleration. Orbital mechanics or astrodynamics is the application of ballistics and celestial mechanics to the practical problems concerning the motion of rockets and other… …   Wikipedia

• Orbital perturbation analysis (spacecraft) — Isaac Newton in his Philosophiæ Naturalis Principia Mathematica demonstrated that the gravitational force between two mass points is inversely proportional to the square of the distance between the points and fully solved corresponding two body… …   Wikipedia

• Orbital state vectors — In astrodynamics or celestial dynamics orbital state vectors (sometimes state vectors) are vectors of position ( ) and velocity ( ) that together with their time (epoch) ( ) uniquely determine the state of an orbiting body. State vectors are… …   Wikipedia

• Orbital speed — Not to be confused with Escape Velocity. The orbital speed of a body, generally a planet, a natural satellite, an artificial satellite, or a multiple star, is the speed at which it orbits around the barycenter of a system, usually around a more… …   Wikipedia

• Orbital spaceflight — Discovery rockets to orbital velocity, seen here just after booster separation An orbital spaceflight (or orbital flight) is a spaceflight in which a spacecraft is placed on a trajectory where it could remain in space for at least one orbit. To… …   Wikipedia

• Orbital airship — Space blimp redirects here. For airships used in a role similar to satellites, see stratospheric airship. The orbital airship, also called the space blimp, is a proposed space transportation system that carries payloads to and from low Earth… …   Wikipedia

• Orbital eccentricity — This article is about eccentricity in astrodynamics. For other uses, see Eccentricity (disambiguation). An elliptic Kepler orbit with an eccentricity of 0.7 (red), a parabolic Kepler orbit (green) and a hyperbolic Kepler orbit with an… …   Wikipedia