Planets and Their Satellites Quiz: 20 Questions on Astronomy

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Free online printable quiz with multiple-choice questions (MCQ) without registration.

Satellites are no less interesting space objects than those in whose orbit they orbit. But many of us, while we know the planets well, don't know enough about their satellites. But maybe that's not the case for you? Let's put that to the test with our new quiz.

The Planets and Their Satellites Quiz has 20 questions. Try to answer each one correctly. Challenge your knowledge!

Planets and Their Satellites Quiz: 20 Questions on Astronomy

Test yourself

1. Europa is the sixth most distant satellite from the planet...

2. Titan is the largest of the satellites of ...

3. What did the Greeks call the moon, Earth's only natural satellite?

4. How many satellites does Mars have known as of 2022?

5. Triton was discovered by the English astronomer William Lassel. It is a satellite of...

6. Io has over 400 active volcanoes. Whose satellite is that?

7. Cupid and Ariel are the satellites of .

8. Phobos is named after the son of Ares, god of war. It revolves around...

9. Which planet, according to the year 2022, has no satellites?

10. Ophelia, discovered on January 20, 1986, acts as a shepherding companion on the outer edge of the Epsilon ring. Which planet?

11. Proteus is the largest nonspherical satellite of the solar system. Around which planet it orbits ...

12. Which planet's satellite is the closest satellite to the Sun, according to the year 2022?

13. Larissa is the inner companion of her planet. It was named after a nymph from ancient Greek mythology. What planet does she belong to?

14. If you add up all the satellites of Venus and Mercury known as of 2022, you get the number ...

15. Japetus is named after a titan, son of Uranus, father of Prometheus and Atlanteus. It is the satellite of ...

16. Callisto was discovered by Galileo Galilei. It is the second largest satellite of ...

17. Deimos is often compared to the Moon because it is always turned to its planet by the same side. Whose satellite is it?

18. Ganymede is the largest satellite in the solar system. It revolves around a giant planet. It's ...

19. How many times the mass of Ganymede is the mass of the Moon?

20. Umbriel is mostly composed of ice and rock. It is the third largest satellite of ...

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Planets and Their Satellites Quiz: 20 Questions on Astronomy

Test yourself

1. Europa is the sixth most distant satellite from the planet...

2. Titan is the largest of the satellites of ...

3. What did the Greeks call the moon, Earth's only natural satellite?

4. How many satellites does Mars have known as of 2022?

5. Triton was discovered by the English astronomer William Lassel. It is a satellite of...

6. Io has over 400 active volcanoes. Whose satellite is that?

7. Cupid and Ariel are the satellites of .

8. Phobos is named after the son of Ares, god of war. It revolves around...

9. Which planet, according to the year 2022, has no satellites?

10. Ophelia, discovered on January 20, 1986, acts as a shepherding companion on the outer edge of the Epsilon ring. Which planet?

11. Proteus is the largest nonspherical satellite of the solar system. Around which planet it orbits ...

12. Which planet's satellite is the closest satellite to the Sun, according to the year 2022?

13. Larissa is the inner companion of her planet. It was named after a nymph from ancient Greek mythology. What planet does she belong to?

14. If you add up all the satellites of Venus and Mercury known as of 2022, you get the number ...

15. Japetus is named after a titan, son of Uranus, father of Prometheus and Atlanteus. It is the satellite of ...

16. Callisto was discovered by Galileo Galilei. It is the second largest satellite of ...

17. Deimos is often compared to the Moon because it is always turned to its planet by the same side. Whose satellite is it?

18. Ganymede is the largest satellite in the solar system. It revolves around a giant planet. It's ...

19. How many times the mass of Ganymede is the mass of the Moon?

20. Umbriel is mostly composed of ice and rock. It is the third largest satellite of ...

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