Fly through the vortex and try to go through the rings. To be honest there's no real goal, it's really just something I made to zone out to. (Although it's possible that you may notice something happen when you go through enough rings!)
Control with the mouse. Press M to mute the music. Press ESC to quit.
Music uses sounds from freesound.org, by vedas and bebeto (www.lucadebernardi.com).