和AS,
說 A astronaut Scott Kelly came bacek to Eartt atter a
day mission on the International Space Station (ls 1 全
One-year mission on the ISS openedanew page im
Sace
exploration. “Scotthas
Speae-a-yearin spaee, which helps us make one giant move to 1
Iand on Mars,-SaidNNSAWUTC SENTF 條人 t
record-setting mission, Scott has now Spent 520 days im spaee,
功e most ofall he U.S. astronauts.
JPDuring 也e stay, Scott had gone outside the space Statton_ tor
世ree spacewalks. He and the other astronauts had worked on
amnost 400 studies which are not possible to do on Earth. te
mostf Interesting one Is about how along space ttibp Will attect
pody and mind. Scott's twin brother Mark Kelly, Who useq to be
aNASA astronaut too, took part in the twin studieS on Earth at
世e same time. By studying the twin brothers, NASA is Sure to
Jearn a Jof on 也1s subjJect.
詞 astronaut 大空人_Imission 人
exploration 抹 探險 aftect晶 影響 AR
