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escape altitude

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  • escape velocity — es*cape vel*o ci*ty, n. (Physics) The minimum velocity at which an object must be moving in order for it to overcome the gravitational attraction of a massive celestial body, such as the earth or the sun, and escape beyond its gravitational field …   The Collaborative International Dictionary of English

  • Altitude (film) — Altitude Données clés Réalisation Kaare Andrews Scénario Paul A. Birkett Acteurs principaux Jessica Lowndes Julianna Guill Ryan Donowho Landon Liboiron Jake Weary Sociétés de production Darclight Films …   Wikipédia en Français

  • Escape velocity — In physics, escape velocity is the speed where the kinetic energy of an object is equal to the magnitude of its gravitational potential energy, as calculated by the equation,:U g = frac{ Gm 1m 2}{r}.It is commonly described as the speed needed to …   Wikipedia

  • escape velocity — Physics, Rocketry. the minimum speed that an object at a given distance from a gravitating body must have so that it will continue to move away from the body instead of orbiting about it. [1950 55] * * * Speed sufficient for a body to escape from …   Universalium

  • Escape crew capsule — An escape crew capsule allows a pilot (or astronaut) to escape from their craft while it is subjected to extreme conditions such as high speed or altitude. The crewman remains encapsulated and protected until such time as the external environment …   Wikipedia

  • Altitude compensating nozzle — An altitude compensating nozzle is a class of rocket engine nozzles that are designed to operate efficiently across a wide range of altitudes.Conventional designsThe basic concept of any engine bell is to efficiently direct the flow of exhaust… …   Wikipedia

  • Lunar Escape Systems — were a series of emergency vehicles designed for never flown long duration Apollo missions. Because these missions were even more hypothetical than the planned canceled Apollo missions, the designs were never constructed.As NASA planned for… …   Wikipedia

  • Advanced Crew Escape Suit — The Advanced Crew Escape Suit, or ACES, is a full pressure suit currently worn by all Space Shuttle crews for the ascent and entry portions of flight. The suit is a direct descendant of the U.S. Air Force high altitude pressure suits worn by the… …   Wikipedia

  • Atmospheric escape — There are several different processes that can lead to the escape of a planetary atmosphere. In some cases this can be a very important process; for example, both Venus and Mars have probably lost much of their water due to atmospheric escape… …   Wikipedia

  • Super High Altitude Research Project — The Super High Altitude Research Project (SHARP) was a U.S. government project to fire a high velocity projectile high into the atmosphere.Headed by John Hunter, the SHARP gun had a 47 m long barrel firing projectiles with expanding hydrogen. The …   Wikipedia

  • Launch escape system — A Launch Escape System (LES) is a top mounted rocket connected to the crew module of a crewed spacecraft and used to quickly separate the crew module from the rest of the rocket in case of emergency. Since the escape rockets are above the crew… …   Wikipedia

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