Aries, a constellation and the first sign of the zodiac. The name means "The Ram." Aries is a small constellation that contains no noteworthy stars. Although it can be seen in the evening during the autumn, it is not easily identifiable.
Although other planets have rings, none are as spectacular as Saturn's. What makes the planet's stratified rings, and how did they get there in the first place?
Since the 1960s, we've been captivated by our planetary neighbor. How different is the planet next door, and what have we learned about it so far, compliments of the Phoenix Mars Lander and other spacecraft?