月 火星 予算 10 Sci-fi Techs We Could Build If They Weren't So Damn Expensive Gadget Lab From Wired.com http://blog.wired.com/gadgets/2008/01/10-sci-fi-techs.html Wwtelescope http://www.worldwidetelescope.org/ コスト計算する：宇宙wired htt…