| Name a Solar System planet... | # | Planet | % Correct |
|---|---|---|---|
| That appears mostly blue when rendered in true color | 3 | Earth | Uranus | Neptune | 100%
|
| That is a gas or ice giant | 4 | Jupiter | Saturn | Uranus | Neptune | 100%
|
| With no known moons | 2 | Mercury | Venus | 100%
|
| With rings | 4 | Jupiter | Saturn | Uranus | Neptune | 98%
|
| Which is also the name of a chemical element | 1 | Mercury | 98%
|
| That is a terrestrial planet | 4 | Mercury | Venus | Earth | Mars | 98%
|
| Closer than the Asteroid Belt to the Sun | 4 | Mercury | Venus | Earth | Mars | 98%
|
| Smaller than Earth | 3 | Mercury | Venus | Mars | 98%
|
| Discovered in modern times | 2 | Uranus | Neptune | 98%
|
| Which takes longer to rotate on its axis than to revolve around the Sun | 1 | Venus | 98%
|
| Not named for a Roman deity | 2 | Earth | Uranus | 96%
|
| That appears to experience weather-like phenomenon | 7 | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | 96%
|
| Located between 2 and 15 astronomical units (AU) from the Sun | 2 | Jupiter | Saturn | 93%
|
| That is tidally locked in its orbit around the Sun | 1 | Mercury | 93%
|
| With helium as one of the major components of its atmosphere | 5 | Mercury | Jupiter | Saturn | Uranus | Neptune | 89%
|