Hint | Answer | % Correct |
---|---|---|
Has been demoted to dwarf planet status | Pluto | 100%
|
Has the shortest day of any major planet in the Solar System | Jupiter | 98%
|
Boasts the Solar System's tallest known mountain | Mars | 98%
|
This planet has a density lower than water | Saturn | 98%
|
Has a number of moons named for Shakespearian characters | Uranus | 98%
|
The hottest planet, with a mean surface temperature of 462 °C | Venus | 93%
|
Its core comprises approximately 75% of the entire planet | Mercury | 85%
|
Is approximately 4.5 billion years old | Sun | 74%
|
Largest moon in the Solar System | Ganymede | 61%
|
The only known natural satellite to have a dense atmosphere | Titan | 50%
|
Has the smoothest surface of any known solid object in the Solar System, suggesting it may have a liquid water ocean | Europa | 46%
|
Returns to Earth's skies approximately every 76 years | Halley's Comet | 46%
|
Is mutually tide-locked with the above | Charon | 43%
|
The only large natural satellite with a retrograde orbit | Triton | 33%
|
Region extending out from the orbit of Neptune containing a number of known dwarf planets | Kuiper Belt | 30%
|
Two moons named after the twin Greek gods of fear and panic | Phobos and Deimos | 28%
|
Known for its geyser-like jets of icy particles | Enceladus | 26%
|
Moon known for its resemblance to a Star Wars death star | Mimas | 22%
|
Name of the succesful mission to land a probe on a comet | Rosetta | 9%
|
Minor planet discovered in 1986, sometimes described as Earth's second moon | Cruithne | 2%
|
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