- low-energy trajectory
- низкоэнергетическая траектория (орбитального средства)
English-Russian military dictionary. 2014.
English-Russian military dictionary. 2014.
Low energy transfers — Low energy transfers, or low energy trajectories, are routes in space which allow spacecraft to change orbits using very little fuel. These routes work in other systems, such as traveling between the satellites of Jupiter. The drawback of such… … Wikipedia
Low Earth orbit — An orbiting cannon ball showing various sub orbital and orbital possibilities … Wikipedia
Trajectory optimization — is the process of designing a trajectory that minimizes or maximizes some measure of performance. While not exactly the same, the goal of solving a trajectory optimization problem is essentially the same as solving an optimal control problem. The … Wikipedia
Specific orbital energy — In the gravitational two body problem, the specific orbital energy (or vis viva energy) of two orbiting bodies is the constant sum of their mutual potential energy ( ) and their total kinetic energy ( ), divided by the reduced mass. According to… … Wikipedia
Very-low-drag bullet — Very low drag bullets (VLD) are primarily a small arms ballistics development of the 1980s–1990s, driven by shooters desire for bullets that will give a higher degree of accuracy and kinetic efficiency, especially at extended ranges. To achieve… … Wikipedia
Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… … Universalium
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
radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… … Universalium
Observatoire spatial — Télescope spatial Le télescope spatial Hubble en orbite autour de la Terre. Un télescope spatial est un télescope placé au delà de l atmosphère. Le télescope spatial présente l avantage par rapport à son homologue terrestre de ne pas être… … Wikipédia en Français
Telescope spatial — Télescope spatial Le télescope spatial Hubble en orbite autour de la Terre. Un télescope spatial est un télescope placé au delà de l atmosphère. Le télescope spatial présente l avantage par rapport à son homologue terrestre de ne pas être… … Wikipédia en Français
Télescope spatial — Le télescope spatial Hubble en orbite autour de la Terre. Un télescope spatial est un télescope placé au delà de l atmosphère. Le télescope spatial présente l avantage par rapport à son homologue terrestre de ne pas être perturbé par l atmosphère … Wikipédia en Français