The first launch of Falcon 9 could change the course of human space flight.
猎鹰9号的首次发射可能会改变人类太空飞行的进程。
This year is human space flight 50 years.
今年是人类太空飞行50周年。
But why spend money on human space flight at all?
但是，归根结底，为什么要花钱在载人航天飞行上呢？
It can make human space of life extend infinitely.
这可使人类的生命空间得到极大的扩展。
Human space exploration can be a very tricky thing.
人类的对太空的探索是件很麻烦的事。
Space materials science research is one of the most valuable human space explorations.
空间材料科学研究是人类最有价值的空间探索事业之一。
Many others still dislike dogs because dogs have invaded the already very crowded human space.
原因在于狗侵犯了人们本来就拥挤的生活空间。
It is equally conceivable that the fantasy-made-reality of human space flight will return to fantasy.
人们同样认可，人类太空飞行中由幻想构成的现实将重归于幻想。
Excellent, Soundwave, though I am concerned about the loyalty of our Allies in the human space program.
做得好！声波，不过我有点担心我们在人类太空计划的盟友的忠诚度。
With the news that the White House has canceled the Constellation Program, NASA seems to be moving out of the human space flight business.
有新闻说白宫已经取消了星座计划（ConstellationProgram），美国国家航空和航天管理局似乎取消了人类太空航行业务。
The astronauts aboard the shuttle were smart and accomplished people, and they were deeply committed to human space flight and exploration.
航天飞机中的宇航员们都是聪颖而有所建树的人，他们全心全意致力于人类的太空飞行和探索。
These $70 American Optics Original Pilot Sunglasses are the real thing, used by astronauts since the beginning of the human space program.
这70美元的美国飞行员太阳镜光学原件是真实的东西，由宇航员利用自人类太空计划的开始。
Selected from more than 3,500 applicants, NASA’s new astronaut candidates arrive at a pivotal moment in the history of human space exploration.
当前正值人类宇宙探索的历史性关键时刻，新宇航员候选人从3，500名申请者中挑选出来。
To many Americans, neglecting human space flight this way looks like a sorry end to the glorious chapter Kennedy opened half a century ago.
对许多美国人而言，以这样一种方式忽略掉载人飞行相对于半世纪前肯尼迪时代的光辉篇章来说显得过于暗淡。
The House committee met to discuss a summary report released last week by a White House panel that reviewed NASA's human space flight programme.
国会委员会开会讨论了上周一份由国会专门小组发布的简要报告，这份报告对太空总署的载人太空飞行计划进行了评价。
Selected from more than 3, 500 applicants, NASA’s new astronaut candidates arrive at a pivotal moment in the history of human space exploration.
当前正值人类宇宙探索的历史性关键时刻，新宇航员候选人从3，500名申请者中挑选出来。
The Augustine committee, appointed by the White House to review NASA's human space flight programme, is set to release its final report on Thursday.
由白宫指派的奥古斯丁委员会对美国太空总署的人类太空飞行计划进行评估，最终的评估报告将在本周四发布。
In low Earth orbit, say 220 miles (355 km) up, where most human space travel takes place, a single circuit is completed in a much brisker 90 minutes.
在近地轨道，例如高于地球表面220英里(355公里)处大多数人类太空旅行发生的地方，运行一圈则需要更短的90分钟。
There's also uncertainty about what NASA will do after the space station, which will be the focus on the U.S. human space program until at least 2020.
而且现在也不清楚NASA还会做些什么，而这将是美国人类太空计划持续到2020年的工作重心。
The US risks losing its edge in human space exploration and faces the humbling prospect of relying on outsiders to put its astronauts into space.
美国正处在失去人类空间探索优势的危险边缘，与此同时，美国也将不得不面对将依靠外国将宇航员送进太空的尴尬。
Hawking compared people who don't want to spend money on human space exploration to those who opposed the journey of Christopher Columbus in 1492.
不愿在人类太空探索上投入金钱的人们被霍金比喻为1492年哥伦布航行的反对者。
Russia has been celebrating the 50th anniversary of the first human space flight when the Soviet cosmonaut Yuri Gagarin completed a single orbit of Earth.
俄罗斯将庆祝人类首航太空50周年，苏维埃宇航员尤里加加林完成第一次太空飞行任务。
NASA has not yet chosen its next objectives for human space travel, but they include deep-space targets such as the moon, Mars and various asteroids.
美国NASA除了选择了深太空，如月球、火星及不同的小行星以外，还没有选定人类以后的太空旅行的目标。
There's also uncertainty about what NASA will do after the space station, which will be the focus on the U. S. human space program until at least 2020.
而且现在也不清楚NASA还会做些什么，而这将是美国人类太空计划持续到2020年的工作重心。
"Some say that this final shuttle mission will mark the end of America's 50 years of dominance in human space flight," Bolden noted in a videotaped message.
Bolden在一卷录影带中提到，“一些人说这次最后的航天飞机任务将标志这美国近50年对于人类太空飞行领域统治地位的终结”。
Human space exploration is compellingly necessary (and endlessly fascinating) on some Id level that no one, not even Mary Roach, can correctly articulate.
人类太空探索是必要的，极富吸引力的身份证上水平，没有任何人，甚至玛丽·罗奇，能正确表达(和不断迷人)。
The US space agency is scheduled to retire its space shuttles next year, and has begun the development of a new human space launch "architecture" called Constellation.
美国航天局计划在明年让航天飞机退役，现在他们已经开始开发一种新的被称作星座的载人太空发射装置。
The US space agency is scheduled to retire its space shuttles next year, and has begun the development of a new human space launch "architecture" called Constellation.
美国航天局计划在明年让航天飞机退役，现在他们已经开始开发一种新的被称作星座的载人太空发射装置。
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