Japan on Wednesday launched a new generation X-ray astronomy satellite aiming to reveal the structure of the universe and physics at extreme conditions in space.

本周三，日本发射一颗新一代X射线天文卫星，旨在揭示宇宙结构与太空中极端条件下的物理现象。

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The technique has been highly successful in radio astronomy, and in both satellite and aircraft borne radar.

该技术在射电天文学、卫星雷达和机载雷达上均获得了巨大成功。

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ABSTRACT :With the rapid development of satellite astronomy technique, Synthetic aperture radar (SAR) is widely applied, and more and more people pay attention to the SAR image processing.

摘要：随着航天技术的飞速发展，合成孔径雷达（SAR）的应用越来越广泛， SAR图像的分析处理也备受关注。

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From broadband Internet to latest-generation wireless technologies, from aeronautical and maritime navigation to radio astronomy and satellite-based meteorology, from convergence in fixed-mobile phone, Internet access, data, voice and TV broadcasting to next-generation networks, ITU is committed to connecting the world.

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It soon impressed the astronomy community when it was the only facility in the West able to track the rocket carrying the Russians' first satellite, the Sputnik, into space.

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