The satellites, built by the European Space Agency (ESA), will look at interaction between the sun and the Earth.

这两枚欧洲宇航局建造的卫星将探测太阳和地球之间如何进行相互作用。

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Computer generated images released by the European Space Agency (ESA) have revealed millions of assorted debris around the earth.

欧洲宇航局近日公布的电脑合成图显示，地球被数百万块太空垃圾包围。

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The European Space Agency (ESA), the Russian Federal Space Agency (RKA) and Nasa have each poured billions of pounds into such a craft without success.

欧洲航天局，俄罗斯联邦航天局和美国宇航局已分别投入到这样一门手艺没有成功数十亿英镑。

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But on Friday (12 December), an international group of astronomers claimed analysis of data returned from the European Space Agency's (Esa) XMM-Newton satellite observatory casts doubt on the existence of dark energy.

BBC: NEWS | Science/Nature | Dark energy tops science class

We will find out next week what state the revised European plans are in when national delegations to the European Space Agency (Esa) meet to discuss the so-called ExoMars project.

BBC: ��Six minutes of terror��

Using satellite-based snow melt maps supplied by the European Space Agency (ESA) backed program Polar View, herders are able to view the depth of snow and judge where the best foraging spots are to take their reindeer.

CNN: Snow maps from space aid reindeer herders