| ⊙ | Sun (See also Solar symbol) |
| ☿ | Mercury |
| ♀ | Venus |
| ♁ | Earth |
| ♂ | Mars |
| ♃ | Jupiter |
| ♄ | Saturn |
| ♅ | Uranus |
| ♆ | Neptune |
| ♇ | Pluto |
It can be noted that Men Are from Mars, Women Are from Venus.
The Neptune sign is a trident, and the sign for Pluto derives from the initials of Percival Lowell.