Three Chinese astronauts have returned to Earth as national heroes after successfully completing the country's first ever spacewalk.

三位中国民族英雄宇航员在成功完成太空行走之后凯旋。中国成为第三个掌握太空行走技术的国家。

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The rocket successfully linked with the International Space Station on Friday. Astronauts on board the Space Station used its robotic arm to secure the capsule.

上周五，火箭与国际空间站成功对接。国际空间站上的宇航员使用机械臂来捕捉飞龙号太空舱。

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On Thursday, astronauts successfully swapped out a nearly 16-year-old camera for a new one the size of a baby grand piano.

周四，宇航员们成功地将一台袖珍型三角钢琴大小的新照相机替换了一台用了近16年之久的照相机。

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More than 500 people packed an auditorium in Chicago to hear how NASA astronauts and flight controllers successfully brought the 1970 mission home after an explosion crippled the spacecraft.

VOA: standard.2010.04.15

On Saturday afternoon, NASA astronauts Chris Cassidy and Tom Marshburn successfully completed a spacewalk to repair a leaky component on the outside of the International Space Station.

FORBES: Astronauts Perform Emergency Spacewalk To Fix Ammonia Leak

At Cornell University, researchers are experimenting with using 3D printers to print food that could be eaten by astronauts in space, and scientists in Edinburgh successfully 3D-printed embryonic stem cells for the first time, demonstrating how 3D-printing technology could one day eliminate the need for organ donation.

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But first, two NASA astronauts successfully completed a space walk today and removed two troubling pieces of ceramic fabric sticking out from the Discovery Shuttle's heat shield.

NPR: Shuttle Spacewalk Repair Mission a Success