The story
From its position as the ninth planet out from the Sun (Sol).
Etymology from Wiktionary, CC BY-SA 4.0.
Sol IX
Today it means: An alternate name for the dwarf planet Pluto. Full definition →
Today it means: An alternate name for the dwarf planet Pluto. Full definition →
From its position as the ninth planet out from the Sun (Sol).
Etymology from Wiktionary, CC BY-SA 4.0.