Solar System Quiz

Which planet is the third from the Sun?

• Mars

• Earth

• Mercury

• Venus

What is the alternative name for the outer planets?

• Dwarf Planets

• Gas Giants

• Jovian Planets

• Terrestrial Planets

How many Earth years does it take for Saturn to complete one orbit around the Sun?

• 29

• 45

• 60

• 12

Which two planets in our solar system have no moons?

• Saturn and Neptune

• Earth and Mars

• Mars and Jupiter

• Mercury and Venus

What are the dark spots on the Sun's surface called?

• Auroras

• Coronal Holes

• Solar Flares

• Sunspots

Which planet is sometimes called a 'failed star'?

• Saturn

• Jupiter

• Uranus

• Neptune

How many moons does Uranus have?

• 31

• 27

• 14

• 52

How long does it take for Venus to rotate once on its axis?

• 12 Earth hours

• 24 Earth hours

• 243 Earth days

• 365 Earth days

Do all Jovian planets have ring systems?

• Yes

• Only Saturn

• No

• Only Jupiter

Is Pluto still classified as the ninth planet in our solar system?

• Only in certain contexts

• No

• Yes

• Sometimes