As of 2025, two space stations are actively orbiting Earth with fully operational life support systems. The International Space Station (ISS) has been continuously inhabited since November 2000, serving as a hub for international scientific research and collaboration. 

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Three Chinese astronauts returned to earth on Saturday after 183 days in space, state television reported, completing the country's longest crewed space mission to date. Here are ten things you should know.

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The Shenzhou-12 spacecraft, atop a Long March-2F carrier rocket, was launched from the Jiuquan Satellite Launch Centre in northwest China's Gobi Desert.

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China's space station Tiangong to begin flight mission in second half of 2019