NASA - A solar eruption gracefully rose up from the sun on Dec. twisting and turning. Magnetic forces drove the flow of plasma, but without sufficient force to overcome the sun’s gravity much of the plasma fell back into the sun.
It looks like even the craters on Mercury have heard of Bob Ross! The central peaks of this complex crater have formed in such a way that it resembles a smiling face. This image taken by the MESSENGER spacecraft is oriented so north is toward the bottom.