outer space eng:def any location outside the Earth's atmosphere outer space eng:exe the astronauts walked in outer space without a tether outer space eng:exe the first major milestone in space exploration was in 1957, when the USSR's Sputnik 1 orbited the Earth 
?D 太空 太空 tai4kong1 outer space 
Himmelsdach, Firmament | GLOSSIKA |
|---|