| 100% | URANIUM | 7 | Element named after the seventh planet |
| 72% | NEPTUNIUM | 9 | Chemical element named after the eighth planet |
| 63% | SELENIUM | 8 | Element named after the moon |
| 61% | THORIUM | 7 | Element named after the Norse god of thunder |
| 61% | HYDROGEN | 8 | Element named after the Greek word for water |
| 61% | HELIUM | 6 | Element named after the Greek word for "sun" |
| 60% | NEPTUNIUM | 9 | Element named after a planet |
| 57% | IRIDIUM | 7 | Brittle metal element named after the Greek goddess of the rainbow |
| 57% | PLUTONIUM | 9 | Element named after what is now a dwarf planet |
| 56% | RHENIUM | 7 | Element named after a river on the France-Germany border |
| 56% | ORBIT | 5 | Gum brand named after the movement of a planet |
| 54% | NEPTUNE | 7 | Planet named after the Roman god of the sea |
| 54% | PLUTO | 5 | Planet named after the Roman god of the underworld |
| 52% | EARTH | 5 | The only planet not named after mythology |
| 51% | JUPITER | 7 | Planet named after the king of the Roman gods, with 95 known moons |
| 51% | NEPTUNE | 7 | Planet named after the Roman god of the sea, with 14 known moons |
| 51% | ERIS | 4 | Dwarf planet named after the Greek goddess of discord |
| 51% | MARS | 4 | Red planet named after the Roman God of War |
| 50% | SATURN | 6 | Planet named after the Roman god of wealth and agriculture, with 146 known moons |
| 50% | MARS | 4 | Planet named after the Roman god of war with 2 known moons, Phobos and Deimos |
| 48% | LUTETIUM | 8 | Chemical element Lu, named after the city of Paris |
| 48% | BOHRIUM | 7 | Element named after niels |
| 46% | FRANCIUM | 8 | Element named after Paris's country |
| 46% | RHENIUM | 7 | Element named after a German river |
| 46% | URANIAN | 7 | Of the seventh planet |
| 45% | ECUADOR | 7 | Country named after the equator |
| 45% | MONDAY | 6 | Time named after the moon |
| 45% | TITANIUM | 8 | Element named after a group in Greek myth |
| 45% | EINSTEINIUM | 11 | Element named after a famous German-born physicist |
| 45% | INDIUM | 6 | Element named after a ROY G. BIV color |