1. planet   Mond   Weltraum   Planet   Galaxie   Hint Half-n-half Clue   2. star   Stern   Atmosphäre   Weltall   Galaxie   Half-n-half Clue   3. satellite   Astronaut   Satellit   Teleskop   Weltall   Half-n-half Clue   4. gravity   Weltall   Astronom   System Sonnen   Schwerkraft   Half-n-half Clue   5. solar system   System Sonnen   Planet   Meteorit   Meteor   Half-n-half Clue   6. asteroid   Umlaufbahn   Teleskop   Schwerkraft   Asteroid   Half-n-half Clue   7. galaxy   Atmosphäre   Sonne   Teleskop   Galaxie   Half-n-half Clue