https://www.space.com/uranus-gas-blob-voyager-2-discovery.html
Early reports indicate it's decaying pickle posts, that were launched into outer space out from tigerboard.
Before pickle launches the wrong board remark, it's clear he has a great deal of interest in uranus.
http://www.tigerboard.com/boards/view.php?message=16374398
Well, apparently more than other people's taste in music.