This image of Saturn really showcases the Cassini division - a small gap near the outer edge of the rings.
Saturn - 1.3 billion kilometres from the Sun, the 6th planet. Argued by some as the most beautiful planet.
This image of Venus shows the crescent shape you see when viewing it on an angle to the sun, like with the crescent moon.
The next planet towards the Sun from Earth, Venus appears as a bright evening or morning star. In fact, it outshines the brightest stars in the sky.
Like the Moon, Venus has phases! A powerful enough telescope reveals this.