Keep scrolling down for answers and more stats ...
1. Which planet from the Sun is the Earth?
2. Where does moon's light come from?
3. Which moon of Saturn has methane lakes?
4. About how big is the solar system? (in AU)
5. What is the biggest known galaxy?
7. What is the border between light and dark on the Moon called?
8. Which of these planets has the thickest atmosphere?
9. Where are comets said to come from?
10. What is (about) the diameter of the known universe? (Light years)
11. What kind of galaxy is most common?
12. What makes up most of the universe?
13. How many moons are bigger than Mercury?
14. Which of these is a Yellow Hypergiant?
15. What was the first satellite beyond the Solar System?