low-altitude beam
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Beam-powered propulsion — is a class of spacecraft propulsion mechanisms that use energy beamed to the spacecraft from a remote power plant. Most designs are rocket engines where the energy is provided by the beam, and is used to superheat propellant that then provides… … Wikipedia
low — {{Roman}}I.{{/Roman}} noun ADJECTIVE ▪ all time, new, record ▪ The pound has hit a new low against the dollar. VERB + LOW ▪ fall to, hit … Collocations dictionary
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
Weather radar — in Norman, Oklahoma with rainshaft … Wikipedia
Space debris — populations seen from outside geosynchronous orbit (GEO). Note the two primary debris fields, the ring of objects in GEO, and the cloud of objects in low earth orbit (LEO) … Wikipedia
rocket and missile system — ▪ weapons system Introduction any of a variety of weapons systems that deliver explosive warheads to their targets by means of rocket propulsion. Rocket is a general term used broadly to describe a variety of jet propelled missiles… … Universalium
Sea Slug missile — Infobox Weapon is missile=yes is UK=yes caption=Sea Slug Mk. II missile name=Sea Slug type=surface to air missile origin=UK era=Cold War launch platform=Ship target=Aircraft manufacturer=Armstrong Whitworth design date=Mark 1; 1961 Mark 2; 1965… … Wikipedia
MIM-104 Patriot — Patriot system of the German Luftwaffe Type Mobile Surface to air missile system Place of … Wikipedia
Air-to-air missile — An air to air missile (AAM) is a guided missile fired from an aircraft for the purpose of destroying another aircraft. It is typically powered by one or more rocket motors, usually solid fuelled but sometimes liquid fuelled. Ramjet engines, as… … Wikipedia
Brevity code — Contents 1 American/NATO codes 1.1 A 1.2 B 1.3 C … Wikipedia
Unmanned aerial vehicle — UAV redirects here. For the entertainment company, see UAV Corp.. For the veterans organization, see Ukrainian American Veterans. A group photo of aerial demonstrators at the 2005 Naval Unmanned Aerial Vehicle Air Demo. An unmanned aerial vehicle … Wikipedia
