Chinese astronaut Yang Liwei sits in the module of Shenzhen 5 spaceship. [Photo: China.org.cn]
Chinese astronaut Yang Liwei said that he had heard a mysterious knock during his flight in space, China Central Television reported.
Yang, born in June 1965 in northeastern Liaoning Province, is China’s first astronaut and now a major general. On Oct. 16, 2003, he stepped out of his re-entry module after a 21-hour flying in space, making him the 241st human being worldwide to visit outer space.
When he recalled his experience in space during a recent interview, he said, “A non-causal situation I have met in space is a knock that appeared from time to time.”
He explained that the sound suddenly appeared without any rhyme or reason. “It neither came from outside nor inside the spaceship, but sounded like someone is knocking the body of the spaceship just as knocking an iron bucket …
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