之前只有欧洲航天局和美国航天局发送过探测器到那里。
Only the European Space Agency and the US have previously sent probes there.
美国航天局/喷气推进实验室/亚利桑那大学
美国航天局会在下周早些时候告诉公众更多细节。
NASA expects to give the public more detailed information early next week.
没有造成危害，但美国航天局不愿冒险尝试发射。
No harm was done, but NASA did not want to take any chances.
美国航天局一直在密切关注一个重达6吨的卫星。
美国航天局计划在2020年宇航员重返月球时运用这项技术。
The us space agency plans to use the technology when astronauts return to the moon around 2020.
我们给美国航天局做的很多设计最后都非常的工程化。
A lot of what we come up with at NASA ends up being very engineered.
美国航天局今天证实，月球上有水，而且是大量的水。
There is water on the moon, NASA confirmed today, and lots of it.
美国航天局说，在地球上稀疏的白色卷云是由冰晶所组成的。
On Earth, NASA says, white wispy cirrus clouds are made of ice crystals.
他说，私营部门可望承担美国航天局耗资不菲的那部分空间任务。
Stern says the private sector is promising to conduct space missions for a fraction of what they have traditionally cost NASA.
“龙”是美国航天局与空间探索技术公司16亿美元交易的一部分。
The Dragon is being built as part of NASA’s $1.6 billion deal with SpaceX.
美国航天局预计，飞船将于2011年3月18日进入水星的轨道。
NASA expects the spacecraft to enter Mercury's orbit on March 18, 2011.
与此同时，直到6个月前，美国航天局有15颗功能地球遥感卫星。
Meanwhile, up until six months ago, NASA had 15 functional Earth-sensing satellites.
从美国航天局获悉，约20颗美国卫星的运行轨道以后可能靠近碎片云的运行轨道。
About 20 NASA satellites are in orbits that would take them close to the debris cloud, according to the space agency.
星期二，美国航天局公布了显示美国航天局此前登月任务痕迹的高清照片。
Tuesday, NASA released high resolution photographs showing the remnants of the space agency's previous lunar visits.
帕梅拉康拉德，天体生物学家，美国航天局戈达德太空飞行中心，马里兰州
Pamela Conrad, astrobiologist, NASA's Goddard Space Flight Center, Greenbelt, Md.
上个月，美国参议院通过了美国航天局授权法案，这是一个经过妥协的版本。
Last month, the Senate passed its version of the NASA authorization bill, which is more of a compromise.
美国航天局报告说，从来没有世界各地天空中同时出现两个月亮这样的事情。
NASA has reported that there is no such thing as two moons showing in the skies over the world.
哥伦比亚号航空航天飞机是美国航天局轨道船队第一个有价值的空间航天飞机。
The space shuttle Columbia was the first space worthy shuttle in NASA 's orbital fleet.
公司官员9月8日称，该公司将继续维护和改进航行器以支持美国航天局的项目。
The company will maintain and modify aircraft supporting NASA programs, company officials said Sept. 8.
目前美国航天局暗中重磅支持一个明智的做法——利用在废水中生长的藻类来制造生物燃料。
Now the U.S. space agency has thrown its weight behind a clever method of growing algae in wastewater for the purpose of making biofuel.
美国航天局力挺能源传送的一个原因是它希望这项技术能够用于空间升降舱的运作。
One reason NASA supports power beaming is that it hopes the technology could be used to help run a space elevator.
“在太空中我们的睡眠很好， ”说，加拿大宇航员朱莉帕耶特由美国航天局的广播说。
“We sleep very well in space, ” says Canadian astronaut Julie Payette during a broadcast by NASA.
美国航天局资助着2009光达(LiDAR)的调查，由机载激光映射的国家中心进行。
NASA funded the 2009 LiDAR survey, which was carried out by the National Center for Airborne Laser Mapping.
过去，私营航天公司按照美国航天局的设计标准制造太空船和其他硬件，任何决定都是航天局说了算。
In the past, private aerospace companies built spacecraft and other hardware to NASA's design specifications, with the space agency at the forefront of every decision.
“建造新的燃煤电厂是错误的构思，”美国航天局戈达德太空研究所的著名气候学家詹姆斯·汉森说。
"Building new coal-fired power plants is ill conceived," said James E. Hansen, a leading climatologist at the NASA Goddard Institute for Space Studies.
美国航天局在五年前提出，将对能够造出以远程驱动方式快速攀爬缆绳的机器人提供团队悬赏。
Five years ago NASA, America's space agency, offered prize money to any team that could build a remotely powered robot able to climb quickly up a cable.
美国航天局在五年前提出，将对能够造出以远程驱动方式快速攀爬缆绳的机器人提供团队悬赏。
Five years ago NASA, America's space agency, offered prize money to any team that could build a remotely powered robot able to climb quickly up a cable.
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