China's first space station was effectively completed Wednesday after a manned rocket ship successfully docked with its core part, allowing three astronauts to enter the complex, state-run media said, a major step forward in Beijing's bid to become a space power.The Shenzhou-15 spaceship was launched the previous night atop a Long March-2F Y15 carrier rocket from the Jiuquan Satellite Launch Center in China's northwest province of Gansu. It docked with the front port of the Tianhe core module at 5:42 a.m. Wednesday Beijing time, the official Xinhua News Agency said.The whole process of rend…READ FULL ARTICLE