... Sun Storm: A Coronal Mass Ejection . ... On January 25th, light from a first quarter Moon illuminated this dreamlike landscape looking across the rugged, snow-covered peaks of the Alborz Mountain Range in northern Iran. ... Flame Nebula Close Up . ... Movie: Cassini Crosses Saturns Ring Plane . ... To find out, NASA aimed cameras from the Cassini spacecraft right at Saturn's rings as the robotic explorer passed from the sunlit side of the rings to the shadowed side. ... How could the Sun turn green?...