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1 Which planet has 27 known natural satellites? Neptune, Saturn, Uranus, Jupiter
2 Which planet has 62 known natural satellites? Neptune, Jupiter, Saturn, Uranus
3 Which planet has 9 continuous rings? Jupiter, Saturn, Neptune, Uranus
4 Which planet has a “Great Dark Spot”? Neptune, Uranus, Jupiter, Saturn
5 Which planet has a core of Iron, Nickel and Rock and surrounded by a layer of metallic hydrogen? Uranus, Neptune, Saturn, Jupiter
6 Which planet has a day which lasts the equivalent of 176 Earth Days? Venus, Mars, Mercury, Jupiter
7 Which planet has a moon named Adrastea? Saturn, Jupiter, Neptune, Uranus
8 Which planet has a moon named Amalthea? Saturn, Jupiter, Uranus, Neptune
9 Which planet has a nikel iron core? Mars, Earth, Mercury, Venus
10 Which planet has a Ring named Liberte? Jupiter, Saturn, Uranus, Neptune
11 Which planet has a tilt of only 1/30 of a degree? Saturn, Venus, Mercury, Neptune
12 Which planet has also been called Marduk? Neptune, Jupiter, Uranus, Saturn
13 Which planet has an astronomical signal that is a trident? Neptune, Uranus, Jupiter, Saturn
14 Which planet has an average surface temperature of -201 degrees Celsius? Neptune, Uranus, Jupiter, Saturn
15 Which planet has an average surface temperature of 462 degrees Celsius? Mars, Mercury, Jupiter, Venus
16 Which planet has an average surface temperature of minus 197 degrees? Jupiter, Saturn, Uranus, Neptune
17 Which planet has an orbital period of 224 earth days? Venus, Jupiter, Mars, Mercury
18 Which planet has just 38% the Gravity of Earth? Venus, Mars, Saturn, Mercury
19 Which planet has moons named largely after Shakespeare characters? Uranus, Saturn, Jupiter, Neptune
20 Which planet has only 1 known satellite? Mars, Venus, Earth, Mercury