1. luna   solar system   universe   moon   comet   Hint Half-n-half Clue   2. universo   comet   universe   satellite   telescope   Half-n-half Clue   3. satélite   satellite   gravity   star   outer space   Half-n-half Clue   4. órbita   Sun   galaxy   orbit   asteroid   Half-n-half Clue   5. telescopio   orbit   moon   galaxy   telescope   Half-n-half Clue   6. meteoro   atmosphere   asteroid   meteor   universe   Half-n-half Clue   7. estrella   satellite   star   asteroid   galaxy   Half-n-half Clue