NEOWISE: A Solar System Safari     1 2 3 4 5 6 7 8 9 10 11 Hunting a Different Kind of Cosmic Creature Hunting a Different Kind of Cosmic Creature Distinguishing between comets and asteroids can be tough. Can you tell which one of the two objects pictured at center is a comet, and which is an asteroid? The answer is on the next slide. › Larger image     Jet Propulsion Laboratory    California Institute of Technology Start slideshow