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Locking on the coldest part of the universe
On 14 May 2009,40 minutes after its liftoff at 13:12:02 (UT) from Europe's Spaceport in Kourou of French Guiana,the Herschel,a space telescope of the European Space Agency (ESA),sent its first radio signals back to the Earth,announcing its successful separation from the launcher.
作 者: SONG Jianlan 作者单位: 刊 名: 中国科学院院刊(英文版) 英文刊名: BULLETIN OF THE CHINESE ACADEMY OF SCIENCES 年,卷(期): 2009 23(3) 分类号: 关键词:【Locking on the coldest part of the u】相关文章:
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