Two American female astronauts have more than 7 hours for the space station for more than 7 hours
著者：Iflowpower – ຜູ້ຜະລິດສະຖານີພະລັງງານແບບພົກພາ
Xinhua News Agency, Washington, January 15, the US Space Agency said two American female astronauts fifteen days of international space stations, and replaced a lithium-ion battery for the spatial station. This is the second full female space walking in the history of the space station. According to the press publication published by the US ASA, the US East Time Fourth Morning, astronaut Christina Koch and Jessica Mel began to walk space, 2:4 pm (3:4 Beijing time They have successfully hosted, and the entire out of the charting task lasts 7 hours and 29 minutes.
The two replace the nickel-hydrogen batteries on the truss structure to a larger, more powerful lithium-ion battery, which arrived at the space station from the Japanese "" freight ship last September 28 last year. Koch and Mel have also taken out a nickel-hydrogen battery to be replaced next space walking next time, and they plan to continue the changing battery on January 20. On October 18 last year, these two American astronauts have completed the first full female space in the history of the space station.