職稱英語(yǔ)衛(wèi)生類考試考前的每日一練
職稱英語(yǔ)衛(wèi)生類考試考前每日一練
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Will We Take Vacation in Spaces?
When Mike Kelly first set out to build his own private space-ferry service, he figured his bread-and-butter business would be lofting satellites into high--Earth orbit. Now he thinks he may have figured wrong. People were always asking me when they could go, says Kelly, who runs Kelly Space Technology out of San Bernardino, California. I realized that real market is in space tourism.
According to preliminary market surveys, there are 10,000 would-be-space-tourists willing to spend $1 million each to visit the final frontier. Space Adventure in Arlington, Virginia, has taken more than 130 deposits for a two-hour, $98,000 space tour tentatively set to occur by 2005. Gene Meyers of the Space Island Group says: Space is the next exotic vacation spot.
This may all sound great, but there are a few hurdles. Putting a simple satel- lite into orbit with no oxygen, life support or return trip necessary already costs an astro- nomical $22,000/kg. And that doesnt t include the cost of insuring rich and possibly litigious passenger. John Pike of the Federation of American Scientists acerbically suggests that the entire group of entrepreneurs trying to cornerthe space-tourism market have between them just enough money to blow up one rocket. The U. S. space agency has plenty of money but zero interest in making space less expensive for the little guys. So the little guys are racing to do what the government has fainted to do: design
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