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- David, Leonard. "China Details Ambitious Space Station Goals", 2011-03-11. Página visitada em 2011-03-09. “China is ready to carry out a multiphase construction program that leads to a large space station around 2020. As a prelude to building that facility, China is set to loft the Tiangong-1 module this year as a platform to help master key rendezvous and docking technologies.”
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Ligações externas[editar | editar código-fonte]
- "China Might Be Planning Early Space Station Attempt", SpaceDaily.com, February 19, 2006.
- Article on Project 921-2
- China plans more space missions - October 16, 2003 article
- Details of Project 921