The Solar System Speed Quiz

Select the planets that don't have moons or rings.

• Saturn

• Venus

• Mercury

• Neptune

I'm the biggest planet in the Solar System.

My rotation period lasts 9.8 hours.

Who am I?

• Neptune

• Jupiter

• Earth

• Mars

I'm the smallest and fastest planet in the solar system. My revolution lasts only 88 (Earth) days.

Who am I?

• Nepture

• Uranus

• Mercury

• Saturn

I'm the hottest planet in the Solar System.

The distance between me and the Sun is 108 million km.

Who am I?

• Saturn

• Venus

• Uranus

• Earth

I'm the third planet from the Sun.

My rotation period lasts 24 hours.

I have only one moon and man have explored it in the past.

Who am I?

• Mars

• Earth

• Mercury

• Pluto