When was the last time you needed to use a
planet in its
adjectival form but couldn't remember or
didn't know it? I'm
sure it happens to
all of us. So, for
referential purposes and to save untold future
embarrassment, here they are:
Noun Adjectival form
------ ---------------
Sun Solar
Mercury Mercurial
Venus Cytherean, Venerian
Earth Terrestrial, Telluric
Moon Lunar
Mars Martian, Arean
Jupiter Jovian, Jovial
Saturn Saturnian
Uranus Uranian
Neptune Neptunian
Pluto Plutonian, Hadean