2nd Graders Should Be Able To Pass This QUIZ But Most Adults Can’t!

How many planets are in our solar system?

98%
Saturn
Retry Correct Incorrect The solar system has eight confirmed planets. Organized by distance from the Sun, the planets are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Jupiter is the largest planet, followed by Saturn and Uranus.
NASA.UPI COLOR PHOTO/Getty Images
NASA.UPI COLOR PHOTO/Getty Images

How many planets are in our solar system?

  • Twelve
  • Nine
  • Eight
  • Ten
98%

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