Space is no longer just a government program. Thanks to an emerging breed of innovative aerospace companies, it is rapidly becoming just another place to do business.The retirement of the Space Shuttle in 2011 marks the end of the era of government-owned manned space flight, and the liftoff of the commercial space age. From the first privately funded manned spaceflights to the building of the first commercial spaceports and space stations, Rocketeers is the first book on a new industry that is poised to change the world.
Como construír um Relógio Linear:
...E para as nossas Costas, um salva-vidas para quando não se pode mandar gente para o Mar: