1. Earth   meteora   astronomo   terra   asteroid   Hint Half-n-half Clue   2. light years   meteorite   anni chiari   meteora   atmosfera   Half-n-half Clue   3. meteorite   meteorite   galassia   anni chiari   cometa   Half-n-half Clue   4. asteroid   anni chiari   atmosfera   asteroid   meteorite   Half-n-half Clue   5. comet   terra   cometa   astronomo   atmosfera   Half-n-half Clue   6. galaxy   meteora   atmosfera   galassia   asteroid   Half-n-half Clue   7. gravity   meteorite   gravità   astronauta   meteora   Half-n-half Clue   FREE PREVIEW: Last 10 Questions not a part of the free preview. Get Premium Membership to view all questions.