George's Cosmic Treasure Hunt (35 page)

© NASA/UNIVERSITY OF ARIZONA LUNAR AND PLANETARY LABORATORY/STSCI/SCIENCE PHOTO LIBRARY

HST image of Titan's surface, 1994. Top left is hemisphere facing Saturn, bottom right is hemisphere facing away from Saturn.

© NASA/JPL/SCIENCE PHOTO LIBRARY

Cassini
image of hydrocarbon lakes on Titan.

© NASA/JPL/U. ARIZONA/SCIENCE PHOTO LIBRARY

Cassini
image of surface features on Titan.

© NASA/ESA/E. KARKOSCHKA (UNIVERSITY OF ARIZONA)/G. BACON (STSCI)/SCIENCE PHOTO LIBRARY

HST image of Titan orbiting Saturn, 1995.

© SMITHSONIAN INSTITUTION/SCIENCE PHOTO LIBRARY

X-ray image of Alpha Centauri, showing the two brightest stars in the system.

© LYNETTE COOK/SCIENCE PHOTO LIBRARY

Artwork of the planets and their orbits in the 55

© LYNETTE COOK/SCIENCE PHOTO LIBRARY

Artwork of extrasolar planet around 55 Cancri.

© KEVIN A HORGAN/SCIENCE PHOTO LIBRARY

Earth from space, in true color, showing Europe and northern Africa.