15 BEST Space Trivia Questions and Answers

From planets, moons and comets to constellations and solar eclipses, are you clued up enough on the cosmos for our space trivia questions?

space quiz questions

Humanity has always dreamed of touching the stars, but it wasn’t until the 1960s that it became a reality. If you’re as fascinated by spaceflight as we are, put your knowledge to the test with our fun space trivia questions!

We’ll be looking at everything from star colors and constellations to the science behind comets and our sun’s magnetic fields, so be prepared for a challenge! We’ve included questions for scholars and students alike. Everyone should be able to tot up a few correct answers!

quiz about space
Are you ready to blast off in our fun quiz about space?

Looking for the best quiz about space?

Can you name our solar system’s smallest planet, or which is flanked by the moons Phobos and Deimos? Were you aware that some planets have no moons at all, and if so, which ones? Are you a future star of NASA, or would you need to hit the books?

Do you remember the name of the spacecraft that famously carried the first men to step foot on the moon? How about the length of time it takes the moon to make a single orbit of the earth?

solar system quiz
The sky is the limit in our challenging solar system quiz!

If you’re confident you’re one small step away from cracking our space quiz questions then we’re eager to see how you fare. We’ll be keeping our fingers crossed for some impressive scores – read on and show us what you’ve got!

If our space trivia questions left you wanting more, check out our astronomy quiz and our questions about nature.

space trivia questions
Best of luck answering these space trivia questions

Space Trivia Questions

Which of the following is the smallest planet in our solar system?

What are comets generally made up of?

Approximately how many stars are there in our solar system?

Which of the following planets have no moons of their own?

How many of our system's planets are composed entirely of gas?

Which astronaut famously wrote his daughter’s initials on the moon?

Phobos and Deimos are moons of which planet?

Which of the following describes the explosions of energy released by the sun's magnetic fields?

Which of these constellations represents a hunter and their weapons?

How long does it take the sun's light to reach Earth?

Which of the following is not an officially recognised color of star?

How long does a solar eclipse last?

What was the name of the spacecraft that landed the first astronauts on the moon?

Approximately how long does it take for the moon to make a single orbit of the Earth?

Which planet is often dubbed 'The Red Planet'?

Plan your own quiz night

quiz books

If you’re looking for some recommendations, these are a few of our favorite quiz books to buy. We use these when planning fun trivia nights with family and friends!

  1. Ultimate Quiz Night
  2. Quiz Master
  3. The Big Pub Quiz

space gk questions
How did you find these general knowledge questions about space? You can always have another go!

So, how’d you manage with today’s space quiz questions? Whether you came away with a perfect score or learned a thing or two along the way, we’re over the moon for you regardless!

If you enjoyed today’s quiz and feel like a few more head-scratchers, check out our science and nature quizzes. Have a browse and pick your favourite – we can’t wait to see how you do!

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