热点资讯MOSCOW, Sept. 20 (Xinhua) -- Russian cosmonauts Oleg Kononenko and Nikolai Chub have set a new record for the longest single mission aboard the International Space Station (ISS), Russia's state space ...
MOSCOW, Sept. 20 (Xinhua) -- Russian cosmonauts Oleg Kononenko and Nikolai Chub have set a new record for the longest single mission aboard the International Space Station (ISS), Russia's state space ...