China eyes additional modules for Tiangong space station  

 China's Tiangong space station is set to expand to have a cross-shaped configuration and may include additional modules to double its size in the coming years, according to the country's space agency. 

https://cdn.mos.cms.futurecdn.net/jkQtd2ETxZfaCfTzhP9jmM.jpg

https://www.space.com/china-tiangong-space-station-additonal-modules