Buy the Solar System Montage photo.
High quality NASA space picture, slide, or Duratrans backlit transparency. NASA photo PIA03153. Wide variety of sizes.
This is a montage of planetary images taken by spacecraft managed by the Jet Propulsion Laboratory in Pasadena, CA. Included are (from top to bottom) images of Mercury (Mariner 10), Venus (Magellan), Earth and Moon (Galileo), Mars (Global Surveyor), Jupiter (Cassini), Saturn (Voyager), Uranus (Voyager), and Neptune (Voyager).
The inner planets (Mercury, Venus, Earth, Moon, and Mars) are roughly to scale to each other; the outer planets (Jupiter, Saturn, Uranus, and Neptune) are roughly to scale to each other.
Image Credits: NASA/JPL