1. moon   Planet   Mond   Meteor   Satellit   Hint Half-n-half Clue   2. outer space   Atmosphäre   Weltraum   Stern   Schwerkraft   Half-n-half Clue   3. orbit   Teleskop   Weltall   Umlaufbahn   helle Jahre   Half-n-half Clue   4. light years   Asteroid   Teleskop   helle Jahre   Schwerkraft   Half-n-half Clue   5. comet   Komet   Weltraum   Schwerkraft   Planet   Half-n-half Clue   6. astronomer   helle Jahre   System Sonnen   Astronom   Stern   Half-n-half Clue   7. astronaut   Astronaut   Weltall   Astronom   Teleskop   Half-n-half Clue