titan

Side-by-Side Pictures Show the Surfaces of Earth, Mars, Venus, Titan, the Moon and an Asteroid

Oh the places you'll go... Dr. Seuss may not have written those words to humankind as a whole, but he may as well have. As the ESA and its Rosetta Spacecraft prepare to land, for the first time ever, on a comet, this image serves as an awe-inspiring reminder of the places we've already been.

Namely: An asteroid, the Moon, Mars, Venus, Titan and, of course, our own mother Earth.