I would admire someone who had the guts to use Galileo. That is a cool name.
Horatio is also kind of cool, but it's a little goofy, too.
Horatio Hornblower would make people giggle. There is also
Horatio Nelson, though. I don't know what the current opinion of him is, but he was a naval hero, so...positive? IDK.
Hmm. Your ideas are intriguing to me and I wish to subscribe to your newsletter.