1. Our galaxy is known as

2. Which of the following is not a planet?

3. Orion is a

4. Shooting stars are called

5. The planet farthest from the Sun is

6. If I am 13 years old, I have gone round the sun ___ times.

7. The least dense planet is

8. ____ appears as a bright head with a long tail. The tail grows in size as it approaches the sun.

9. During a clear night sky, bright light streaks are often visible. They are called shooting stars. They are actually

10. _____ was the first Indian satellite.