solar sails

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• Solar sail — Solar sails (also called light sails or photon sails, especially when they use light sources other than the Sun) are a proposed form of spacecraft propulsion using large membrane mirrors. Radiation pressure is about 10 5 Pa at Earth s distance… …   Wikipedia

• Solar energy — is the light and radiant heat from the Sun that powers Earth s climate and weather and sustains life. Since ancient times it has been harnessed for human use through a range of technologies. Solar radiation along with secondary solar resources… …   Wikipedia

• Solar wind — For other uses, see Solar wind (disambiguation). The solar wind is a stream of charged particles ejected from the upper atmosphere of the Sun. It mostly consists of electrons and protons with energies usually between 1.5 and 10 keV. The stream of …   Wikipedia

• Solar Wind —    A flow of plasma leaving the Sun. Solar Sails can be pushed by this wind and help propel spaceships. The sails are huge and offer very slow acceleration. The average velocity of the Solar Wind is almost 350 kilometers (217 miles) per second.… …   The writer's dictionary of science fiction, fantasy, horror and mythology

• Solar car racing — refers to competitive races of electric vehicles which are powered by solar energy obtained from solar panels on the surface of the car (solar cars). The first solar car race was the Tour de Sol in 1985 which led to several similar races in… …   Wikipedia

• Solar vehicle — A solar vehicle is an electric vehicle powered by a type of renewable energy, by solar energy obtained from solar panels on the surface (generally, the roof) of the vehicle. Photovoltaic (PV) cells convert the Sun s energy directly into… …   Wikipedia

• Solar Sail —    The sail is pushed by Solar Wind, the flow of plasma leaving a sun, and used to propel a space ship. The sails are huge and delicate, and offer very slow acceleration. A Photon Engine could also push the Solar Sail. See Propulsion …   The writer's dictionary of science fiction, fantasy, horror and mythology

• Vela solar — Prototipo de vela solar de 20 metros, desarrollado por la NASA. Una vela solar es un método de propulsión para sondas y naves espaciales …   Wikipedia Español

• Electric solar wind sail — The electric solar wind sail [http://www.electric sailing.com/] is a type of solar sail invented by Pekka Janhunen from FMI. It has little in common with the solar sail design externally, because the sails are substituted with straigthened… …   Wikipedia

• Delta Solar — Artist Alejandro Otero Year 1977 (1977) Type Stainless steel Dimensions 820& …   Wikipedia

• Magnetic sail — A magnetic sail or magsail is a proposed method of spacecraft propulsion which would use a static magnetic field to deflect charged particles radiated by the Sun as a plasma wind, and thus impart momentum to accelerate the spacecraft.[1][2] A… …   Wikipedia