WYT617 —怡君 — 太空旅行

8485binlin

   It was a staple of antiquated science fiction that the future would involve flying cars and holidays on the moon.Airlines, theme parks, restaurants, tourism offices and others in travel and tourism are eligible for Web sites and e-mail addresses ending in ".travel." Today a new online domain for the travel industry is open for business,which on board to experience a few minutes of weightlessness. <BR>   Base on the nice longing,the astronauts landed on the moon,walked on it,and drove a miniature jeep across its rocky,dusty surface.The pictures they took were spectaclar,and they brougt back samples of rock and dust from the moon,certainly,this will be a challeng travel.nevertheless,the advent of private space travel raises all sorts of regulatory issues that have yet to be solved .Some will be concerned that with the environment already suffering from the effects of conventional air travel, the impact of commercial space travel should be carefully monitored.Any potential passengers who have to express an interest in paying about $200,000 each for the spaceflights,which can defray all refugees who is in US .the opportunities of space travel opened up to commercial exploitation. his mode had the advantage of simplicity and universal to populace, but the disadvantage of requiring an enormous and expensive vehicle that could carry the fuel needed to make a soft landing on the Moon and relaunch from the lunar surface.<BR>   One future development could be the setting up of completely artificially constructed space colonies.According to a growing number of experts,it is already technically feasible to construct a pioneering space colony,powered by solar energy.This colony would be self-sufficient,and would also allow its inhabitants to conduct further space engineering projects and build more colonies as they were needed.The materials for such a colony would have to be shipped up from Earth using the Space Shuttle.It may decrease the stress of the population in the world.