Among the views of Earth afforded astronauts aboard the International Space Station (ISS), surely one of the most spectacular is of the aurora.

对于那些登上国际空间站(ISS)的宇航员而言，毫无疑问极光是最引人注目的地球景象之一。

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This spectacular image of sunset on the Indian Ocean was taken by astronauts aboard the International Space Station (ISS).

这张照片是印度洋上壮观的日落景象，拍摄者是国际空间站的宇航员。

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In fact, the international Space Station (ISS) is the largest international scientific project in human history. Construction on the ISS began in 1998 and was completed in 2002.

事实上，国际空间站是人类历史上最大的国际性科学项目，国际空间站的建造开始于1998年，完工于2002年。

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Nasa's new Space Launch System (SLS) is a multi-billion-dollar venture to take humans beyond the International Space Station (ISS) and the confines of low-Earth orbit.

BBC: European tech could propel Nasa's Orion capsule

Following the retirement of the US space shuttle in 2011, the only way to transfer astronauts to the International Space Station (ISS) is aboard the three-seat Russian Soyuz vehicle.

BBC: Major Tim Peake says he is not too old to go into space

Passengers will ride the rocket plane for the fun of it, but scientists would use it for the same reasons they also fly experiments on the International Space Station (ISS) or on sounding rockets - to access microgravity conditions.

BBC: Virgin spaceship aims to be science lab