1. galáxia   asteroid   galaxy   gravity   comet   Hint Half-n-half Clue   2. astrônomo   astronomer   gravity   outer space   orbit   Half-n-half Clue   3. anos luz   light years   outer space   meteorite   satellite   Half-n-half Clue   4. Terra   atmosphere   star   orbit   Earth   Half-n-half Clue   5. gravidade   outer space   meteorite   gravity   Sun   Half-n-half Clue   6. meteoro   meteor   comet   universe   satellite   Half-n-half Clue   7. estrela   astronaut   star   asteroid   outer space   Half-n-half Clue