1. satélite   satellite   astronaut   solar system   comet   Hint Half-n-half Clue   2. gravedad   outer space   gravity   meteorite   solar system   Half-n-half Clue   3. años luz   galaxy   light years   universe   meteor   Half-n-half Clue   4. galaxia   galaxy   asteroid   atmosphere   meteor   Half-n-half Clue   5. sol   Sun   light years   star   solar system   Half-n-half Clue   6. órbita   star   orbit   Earth   outer space   Half-n-half Clue   7. astronauta   light years   meteorite   gravity   astronaut   Half-n-half Clue