Astronomy Picture of the Day . ... From Earth, we usually see Saturn's rings from the same side of the ring plane that the Sun illuminates them. ... Sometimes it's night on the ground but day in the air. As the Earth rotates to eclipse the Sun, sunset rises up from the ground. Therefore, at sunset on the ground, sunlight still shines on clouds above. ... From top left to bottom right are the lovely but distant galaxies M61, NGC 4449, NGC 4725, NGC 5068, NGC 5247, and NGC 5775/5774. ...