To my knowledge, he was created by the CIA to psyop off world narratives. They knew real people would be contacted and so by pushing people like him forward and helping them to get a large audience, they could better control contactee narratives.

Andromeda is a massive Galaxy and we also have a Constellation with the name in the Milky Way called Andromeda, which includes the galaxy.

Where are his "contactees" from,
do you know?