| 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 |
