| 100% | PLUTO | 5 | Dwarf planet in the Solar System named after the Roman God of the underworld |
| 74% | ERIS | 4 | Dwarf planet in the Solar System named after the Greco-Roman Goddess of discord |
| 64% | PLUTO | 5 | Planet named after the Roman god of the underworld |
| 56% | NEPTUNE | 7 | Planet named after the Roman god of the sea |
| 55% | NEPTUNE | 7 | Planet named after the Roman god of the sea, with 14 known moons |
| 54% | MARS | 4 | Red planet named after the Roman God of War |
| 52% | SATURN | 6 | Planet named after the Roman god of wealth and agriculture, with 146 known moons |
| 52% | MARS | 4 | Planet named after the Roman god of war with 2 known moons, Phobos and Deimos |
| 52% | NEPTUNE | 7 | Eighth planet in the solar system; Roman ocean god |
| 51% | XENA | 4 | Dwarf planet in the outer reaches of the solar system |
| 49% | PLUTO | 5 | Dwarf planet in the solar system |
| 48% | ORC | 3 | Fantasy baddie named for the Roman god of the underworld |
| 48% | JUPITER | 7 | Planet named after the king of the Roman gods, with 95 known moons |
| 48% | ERIS | 4 | Largest dwarf planet in the solar system |
| 47% | ERIS | 4 | Most massive dwarf planet in the solar system |
| 47% | JANUARY | 7 | Month named after the Roman god of beginnings |
| 47% | MARDI | 5 | French day named after the Roman god of war |
| 46% | MARS | 4 | Planet named for the Roman god of war |
| 46% | EIGHT | 5 | Number of planets in the solar system |
| 46% | FOUR | 4 | Number of rocky planets in the solar system |
| 45% | NINE | 4 | Number of planets in the solar system, before 2006 |
| 44% | VENUS | 5 | One of two planets in the solar system that lacks a moon |
| 44% | HADES | 5 | Greek god of the Underworld, Roman name Pluto |
| 42% | EARTH | 5 | What is the only planet in our solar system not named for a deity? |
| 41% | ERIS | 4 | Dwarf planet named after the Greek goddess of discord |
| 41% | DIS | 3 | Roman god of the underworld |
| 41% | PLUTO | 5 | Roman god of the Underworld |
| 40% | CERES | 5 | Body in our solar system that was considered a planet in the first half of the 19th century |
| 40% | JUPITER | 7 | The largest planet in the Solar System |
| 40% | PANFLUTES | 9 | Folk instruments named after the Greek god of the wild |