Courtney Lee's list "Cool Mythological Names" of 3 great name ideas: Thalassa - Venus!

Cool Mythological Names

Names pertaining to Greek/Roman mythology, some of which are perfect for modern times, while others might not be great on the 2018-scene.

A pretty, rarely used Greek name, Thalassa is the ancient personification of the sea, particularly the Mediterranean, who is sometimes considered the mother of Aphrodite.
In 1991, a newly discovered moon of Neptune was dubbed Thalassa.
 This name would make a highly original, yet accessible and delicate choice.

Thalassa

The name of one of the Greek Muses would be really difficult to bear here on earth. 

Urania

The name of a heavenly planet and the Roman goddess of beauty and love was an intimidating no-no until tennis champ Venus Williams put an athletic, modern spin on it. 
 
Associated with the Greek Aphrodite, in the Roman pantheon, Venus (whose name probably means "desire") was considered the mother of the Roman people and has always been a favorite subject of artists — most well-known being the prehistoric sculpture Venus of Willendorf, the ancient Venus de Milo and Botticelli's The Birth of Venus.