| Question | Answer |
| What is the biggest planet in the Solar System?? | |
| What is the hottest planet in the Solar System? | |
| Which is bigger, Uranus or Neptune?? | |
| What is the actual name of the Sun?? | |
| What nebula is often called M1?? | |
| What is the temperature of the Sun's core? (In Celsius)? | |
| What is the closest known star to Earth? ? | |
| What is the biggest known star? ? | |
| | Question | Answer |
| What is the biggest known moon in the Solar System?? | |
| What gas mostly makes up the Sun? ? | |
| What is Neptune's biggest moon?? | |
| Name the smallest Galilean moon? | |
| Name the second smallest Galilean moon? | |
| Name the second biggest Galilean moon? | |
| Name the biggest Galilean moon? | |
| What does GRB stand for?? | |
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