Tom's Astronomy Blog (you follow his blog, right? Right?) has a picture with an unusual view of Saturn:
This takes some 'splainin'! But fasten your seat belt; this one is a bit of a wild ride. First off, in this picture from Cassini we're looking down on the rings from about a 41° angle. The sunlight is coming from the left, in a direction from below the rings as seen here. The part of the planet itself we see here is actually in shadow! That's obvious from the top half of Saturn's disk, which is dark. However, the bottom part of the disk is being softly illuminated by reflected light from the rings (rather like moonlight can illuminate the Earth). In that case, sunlight came from the left, hit the underside of the rings (underside as seen from this angle that is), reflected off, hit the planet, which then reflected ...
