Galileo auctioned off naming rights for Jupiter's moons. Modern equiv to "Medicea Sidera" wld be "Coca Cola moons"https://twitter.com/hist_astro/status/642777466763874304 …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
@helsouth (The source I'm thinking of is an article by Richard Westfall. Which I can't find ungated, alas :-( )