1

Which planet is the second largest in the solar system?

2

What is the name of the largest volcano in the solar system?

3

What is the name of the first rover to land on Mars?

4

Which planet is closest to the Sun?

5

What is the Sun primarily made of?

6

Which planet has the Great Red Spot?

7

What is the name of the belt of comets beyond Neptune?

8

Which planet is the farthest from the Sun?

9

Which planet has a day longer than its year?

10

What is the smallest planet in the solar system?

11

Which planet is the coldest in the solar system?

12

Which planet has a surface feature called the 'Face on Mars'?

13

What is the name of the phenomenon when the Moon passes between the Earth and the Sun?

14

What is the name of the spacecraft that traveled to Pluto?

15

What is the name of the star at the center of the solar system?

16

Which planet is known as the Morning Star?

17

What is the name of the largest moon of Saturn?

18

What is the name of the mission that first orbited Mercury?

19

What is the name of the largest moon in the solar system?

20

Which planet has no atmosphere?

21

What is the name of the solar system's most active volcano?

22

Which planet rotates on its side?

23

Which planet has a ring system that is the most prominent?

24

Which planet has a moon that is larger than Mercury?

25

What is the asteroid belt located between?