The first major step in this direction may come from the planned James Webb Space Telescope.

这个方向上最主要的第一步可能来自于已经计划好的詹姆斯·韦伯空间望远镜。

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That's the year that its intended successor, the James Webb Space Telescope, should ride into space.

到那时，它计划中的继任者詹姆斯韦伯太空望远镜应该做好了升空的准备。

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The upgrade should keep it running until 2014 when its successor, the James Webb space telescope, is supposed to be launched.

这次更新会使哈勃运行到2014年，到时它的接任者the James Webb空间望远镜将会被发射升空。

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The James Webb Space Telescope, named after NASA's second director, will have a mirror seven times the size of the Hubble Space Telescope.

VOA: special.2011.05.23

The James Webb Space Telescope is a complex engineering project.

VOA: special.2011.05.23

There is doubt also over the future of the James Webb Space Telescope in which Europe has a 15% share.

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Once such a planet is discovered, the next step belongs to the James Webb Space Telescope, which will launch in 2018.

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We have James Webb Space Telescope in work - a flagship.

BBC: Where now for Mars exploration?