quiz 1571 – solar system (QA) print friendly version Click on question to reveal answer 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