The Titan explorer, for example, will be studying a place that - in a crude way, at least - resembles the early planet Earth at a time when life arose here.
比如说土卫六探索号将会用到至少是原始的方法来研究同早期行星——地球出现生命时情况相似的地方。
Wise, the Wide-field Infrared Survey Explorer launched in 2009, examined more than 500 Near-Earth Objects (NEOs), 123 of which were new to science.
广谱红外勘测探索卫星(简称“智慧”)于2009年发射升空，已检测了超过500个近地天体，其中123个属于新的科学发现。
Since its launch Dec. 14, 2009, the Wide-Field Infrared Survey Explorer has been circling the Earth in a polar orbit and snapping images every 11 seconds.
自2009年12月14日发射升空以来，广角红外线探测望远镜开始环绕绕地球极地轨道并每11秒抓拍一张照片。
Explorer-I, officially known as Satellite 1958 Alpha, was the first United States earth satellite.
1958年的探索者-I是美国第一个人造卫星，官方代号Alpha。
Later in the year, two other Earth Explorer missions will launch to study soil moisture and ocean salinity, and ice sheet thickness, respectively.
今年晚些时候，另外两个地球探测项目也将启动，它们分别研究土壤湿度和海水盐度，以及冰盖厚度。
Additional Earth Explorer missions are also being designed to address other aspects of the Earth environment, from the evolution of the magnetic field to the Earth's radiative balance.
更多的地球探测项目正在设计中，涉及从磁场演化到地球辐射平衡等地球环境的其它方面。
Sept. 29, 2011. NASA held a conference for updating information about the database of near-Earth asteroids in our solar system, tracked by Wide-field Infrared Survey Explorer (WISE) telescope.
2011年9月29日。美国航空航天局举行一个会议更新在我们的太阳系中，有关近地小行星的数据库信息，由广角红外线探测望远镜（WISE）跟踪的。
Sept. 29, 2011. NASA held a conference for updating information about the database of near-Earth asteroids in our solar system, tracked by Wide-field Infrared Survey Explorer (WISE) telescope.
2011年9月29日。美国航空航天局举行一个会议更新在我们的太阳系中，有关近地小行星的数据库信息，由广角红外线探测望远镜（WISE）跟踪的。
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