Galaxy and stars for space trivia quiz
Space & Astronomy Quiz

Space and Astronomy Quiz: 15 Questions About the Universe

How well do you know the cosmos? Test your knowledge with this space quiz from our Science Trivia hub.

From the scorching surface of Venus to the icy rings of Saturn, our solar system alone is packed with mind-blowing facts. This quiz takes you beyond our neighborhood to explore black holes, distant galaxies, and the groundbreaking NASA missions that have expanded our understanding of the universe.

Whether you grew up watching rocket launches or you're just beginning to look up at the night sky, these 15 questions will test your knowledge of planetary science, stellar physics, and space exploration history. Tap an answer to see if you're right!


🏆 Space & Astronomy Trivia Challenge

Tap an answer to reveal if it's correct. Green = correct, red = incorrect.

1. What planet is known as the Red Planet?

2. What is the largest planet in our solar system?

3. How long does it take light from the Sun to reach Earth?

4. What was the first human-made object to land on the Moon?

5. Which planet has the most moons in our solar system?

6. What is the name of the galaxy that contains our solar system?

7. What is a light-year a measurement of?

8. Which space telescope was launched in 1990 and orbits Earth?

9. What is the hottest planet in our solar system?

10. Who was the first human to walk on the Moon?

11. What phenomenon occurs when a massive star collapses under its own gravity?

12. What is the closest star to Earth (besides the Sun)?

13. Which planet rotates on its side with an axial tilt of about 98 degrees?

14. What is the name of the boundary where the Sun's solar wind stops?

15. Approximately how old is the universe?

Answered 0 / 15

How Did You Do?

The universe is full of wonders, and every question you got right (or wrong!) is a chance to learn something extraordinary. Challenge your friends and see who truly knows the cosmos. Don't forget to explore our other science quizzes below!

Share This Quiz

Related Science Quizzes

Space and Astronomy Quiz – FAQ

This quiz covers planets, stars, NASA missions, black holes, galaxies, space exploration history, and fundamental astronomy concepts.

The quiz ranges from beginner-friendly questions about planets to more advanced topics like the heliopause and stellar life cycles. Most space enthusiasts will find it both fun and challenging.

Yes! All answers are based on current scientific consensus and data from NASA, ESA, and peer-reviewed astronomical research.

Absolutely! Use the social sharing buttons above to share this quiz on Facebook, Twitter/X, WhatsApp, or Reddit. You can also copy the link directly.