Metis is the innermost known moon of Jupiter, a small irregular body discovered in 1979 in Voyager 1 images and named for the Titaness of Greek mythology. It orbits closer to its planet than any other Jovian moon, tucked inside the main ring. This clip is creative sound design rather than a real recording, imagining what such a moon might sound like if it could roar, and it circulates among space-themed edits. Creators use it like a vine boom for dramatic reveals or under galaxy meme edits when they want the cosmos to feel alive.