Solar System Facts Challenge

Science

Test your knowledge of the planets, moons, and other fascinating facts about our Solar System.

25 XP
Reward
25
Questions
5–10 min
Time
Q1 Question 1 of 25

What is the largest planet in our Solar System?

Q2 Question 2 of 25

Which planet is closest to the Sun?

Q3 Question 3 of 25

Which planet is known as the Red Planet?

Q4 Question 4 of 25

Which planet has the most extensive ring system?

Q5 Question 5 of 25

Which planet is known for its Great Red Spot?

Q6 Question 6 of 25

What planet is known as Earth's twin?

Q7 Question 7 of 25

Which planet has the shortest day?

Q8 Question 8 of 25

Which planet has the longest year?

Q9 Question 9 of 25

What is the smallest planet in the Solar System?

Q10 Question 10 of 25

Which planet is tilted on its side, causing extreme seasons?

Q11 Question 11 of 25

Which planet is known for its blue color caused by methane gas?

Q12 Question 12 of 25

What is the name of our galaxy?

Q13 Question 13 of 25

What is the name of the largest moon of Saturn?

Q14 Question 14 of 25

Which planet has the highest surface temperature?

Q15 Question 15 of 25

Which planet has the most moons?

Q16 Question 16 of 25

What is the Sun primarily made of?

Q17 Question 17 of 25

What celestial body defines a year on Earth?

Q18 Question 18 of 25

Which planet has Olympus Mons, the tallest volcano in the Solar System?

Q19 Question 19 of 25

Which planet is famous for its giant storm called the Great Dark Spot?

Q20 Question 20 of 25

Which planet has the densest atmosphere?

Q21 Question 21 of 25

What planet is famous for its retrograde rotation (spinning backward)?

Q22 Question 22 of 25

Which dwarf planet lies in the asteroid belt?

Q23 Question 23 of 25

Which planet has polar ice caps made of dry ice (frozen CO₂)?

Q24 Question 24 of 25

What planet was reclassified as a dwarf planet in 2006?

Q25 Question 25 of 25

What region beyond Neptune contains many icy bodies and dwarf planets?

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