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Space tourism — is the recent phenomenon of tourists paying for flights into space pioneered by Russia.As of 2008, orbital space tourism opportunities are limited and expensive, with only the Russian Space Agency providing transport. The price for a flight… … Wikipedia
Space A Travel — Uniformed Services Space A Travel or Department of Defense Military Space Available Travel is a means by which uniformed members of United States services, reservists and retirees, United States Department of Defense civilian personnel (under… … Wikipedia
Potential theory — may be defined as the study of harmonic functions. Definition and comments The term potential theory arises from the fact that, in 19th century physics, the fundamental forces of nature were believed to be derived from potentials which satisfied… … 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
Space solar power — Space based solar power (SBSP or SSP) is the conversion of solar energy into power, usable either in space or on earth, from a location in space, usually geosynchronous orbit (GSO). Photovoltaics (PV) would generally be utilized for energy… … Wikipedia
Space launch — is the earliest part of a flight that reaches space. Space launch involves Liftoff, when a rocket or other space launch vehicle leaves the ground at the start of a flight. Liftoff is of two main types: rocket launch, the current conventional… … Wikipedia
Space manufacturing — is the production of manufactured goods in an environment outside a planetary atmosphere. Typically this includes conditions of microgravity and hard vacuum.Manufacturing in space has several potential advantages over Earth based industry.# The… … Wikipedia
Space Station Freedom — was the name given to NASA s project to construct a permanently manned Earth orbiting space station. Although approved by then president Ronald Reagan and announced in the 1984 State of the Union Address, Freedom was never constructed or… … Wikipedia
Space competition — Space prize redirects here. For the literature prize, see Howard E. Day Prize A space competition is an offer of a prize to be given to the first competitor who demonstrates a space vehicle, or a space exploration apparatus, which meets a set of… … Wikipedia
Potential flow — streamlines around a NACA 0012 airfoil at 11° angle of attack, with upper and lower streamtubes identified. In fluid dynamics, potential flow describes the velocity field as the gradient of a scalar function: the velocity potential. As a result,… … Wikipedia
