In 12th-century England, two children with green skin were discovered in a forest, speaking gibberish and wearing strange clothing. Centuries later, a confused boy appeared in Nuremberg with no ...
Lower Decks finally provided the in-universe answer to this question: blue and green are natural variations in Orion skin-tones. The skin coloration has nothing to do with sex or gender assigned ...
Technically speaking, the first Orion to appear in Star Trek was Marta in Whom Gods Destroy. Vina, as "Orion slave girl" was a Talosian illusion in The Cage, and doubly so in The Menagerie, Part II.