We touched on the subject of solar wind back in May when the Japanese successfully launched IKAROS, the first solar-wind-driven spacecraft. Now it's in the news again, as NASA announced last week that its 33-year-old probe Voyager 1, currently about 10.4 billion miles from Earth, has reached an area where the solar wind is no...
Sorry to inflict more space news on you guys, but this is truly noteworthy. The Japan Aerospace Exploration Agency (JAXA) succeeded today in launching the first spacecraft to be propelled by solar sails. Described by the Japanese as a "space yacht," the craft, called IKAROS (for Interplanetary Kite-craft Accelerated by Radiation Of the Sun), will...



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