Only 5% Of Adults Can Pass This Astronomy Test

Planets, stars and the scale of the universe — ten questions that catch most people out.

203,000+ people have played this

One short ad, then your 10 questions begin.

About this quiz

Ten questions on the Solar System and the wider universe, at the level of a good popular-science article.

A couple of them target common misconceptions. Your score is how many of the ten you get right.

How to play

1 Answer ten astronomy questions in one quick round.
2 Pick one of four answers for every question — each locks in as you go.
3 Finish all ten to reveal your score and a full answer review.

For entertainment and general learning only. This is not professional advice, training or a formal assessment, and questions are drawn from widely accepted introductory sources.