| Question | Answer |
| 1.How many planets are in our solar system? | 8
|
2.How old is the solar system? | 4.6 Billion years
| 3.What is the biggest moon in the solar system? | Ganymede
| 4. What is the least dense planet in our solar system? | Saturn
| 5. What is the most dense planet in our solar system? | Earth
| 6. Where is the tallest mountain in our solar system? | Mars
| 7. How many planets are known to have life? | One
| 8. What is the most abundant element in our solar system? | Hydrogen
| 9. How hot is the Sun? | 5,505 °C
| 10. What planet is the biggest in our solar system? | Jupiter
| 11. Place the planets in order from the closest to the sun, to the furthest. | MVEMJSUNP
| 12. How fast does light travel from the Sun? | 1.079000000000 km/h
| 13. How long does light from the Sun take to travel to Earth? | 8 minutes and 20 seconds
| 14. How many hours is a day on Venus? | 2,802h
| 15. Other than the sun, what is our closest star? | Proxima Centauri
| 16. What constellation represents the fish? | Pisces
| 17. What constellation represents the archer? | Saggitarius
| 18. What constellation represents the crab? | Cancer
| 19. What constellation represents the twins? | Gemini
| 20. How far is the moon from the Earth? | 384,400 km |
