1 Which planet is sixth closest to the Sun? Venus, Saturn, Earth, Mars Saturn
2 Which planet is the hottest in the Solar System? Mars, Venus, Mercury, Jupiter Venus
3 Which planet is the second largest planet in the Solar System? Uranus, Jupiter, Neptune, Saturn Saturn
4 Which planet is the smallest in the solar system? Mercury, Mars, Venus, Earth Mercury
5 Which planet is the smallest of the “Gas giants”? Jupiter, Saturn, Neptune, Uranus Neptune
6 Which planet is third closest to the Sun? Mars, Earth, Jupiter, Saturn Earth
7 Which planet lies closest to the Kuiper belt? Mars, Neptune, Venus, Earth Neptune
8 Which planet possess a ring entitled Egalite 1? Saturn, Neptune, Jupiter, Uranus Neptune
9 Which planet takes 164 earth years to orbit the Sun? Neptune, Jupiter, Uranus, Saturn Neptune
10 Which planet takes 29 Earth years to orbit the Sun? Neptune, Jupiter, Uranus, Saturn Saturn
11 Which planet takes 365 days to orbit the sun? Mercury, Earth, Mars, Venus Earth
12 Which planet takes 84 earth years to orbit the Sun? Uranus, Neptune, Jupiter, Saturn Uranus
13 Which planet takes around 668 days to orbit the Sun? Mars, Mercury, Earth, Venus Mars
14 Which planet was originally intended to be named Sidus? Saturn, Neptune, Jupiter, Uranus Uranus
15 Which planet was the first founded by mathematical prediction? Uranus, Neptune, Jupiter, Saturn Neptune
16 Which planet was visited by MESSENGER in 2004? Mercury, Mars, Earth, Venus Mercury
17 Which planet is orbited by the moon of Proteus? Saturn, Neptune, Uranus, Jupiter Neptune
18 Which was the first planet to be discovered with the use of a telescope? Neptune, Jupiter, Uranus, Saturn Uranus
19 William Herschel discovered which planet? Neptune, Jupiter, Saturn, Uranus Uranus
20 Xena was the informal name originally used for which body? Ceres, Pluto, Make make, Eris Eris