英文關鍵字
astronaut
atlantis
blast
blue
canaveral
challenger
columbia
cosmonaut
cosmos
discovery
earth
endeavour
enterprise
esa
exploration
explore
explorer
flight
florida
international
iss
kennedy
launch
launching
liftoff
mission
module
nasa
orbit
orbiter
orbiting
realistic
rocket
science
shuttle
sky
space
spacecraft
spaceman
spaceship
station
system
technology
universe