1. Atmosphäre   orbit   atmosphere   meteor   solar system   Hint Half-n-half Clue   2. Schwerkraft   gravity   meteorite   satellite   star   Half-n-half Clue   3. Astronom   solar system   astronaut   astronomer   universe   Half-n-half Clue   4. Teleskop   telescope   light years   meteor   outer space   Half-n-half Clue   5. Asteroid   astronomer   asteroid   galaxy   star   Half-n-half Clue   6. Weltall   moon   light years   universe   meteorite   Half-n-half Clue   7. Galaxie   solar system   telescope   universe   galaxy   Half-n-half Clue