Real World: Comet Quest
What is so interesting about a chunk of ice hurtling through space? NASA is using the information to help us understand why different planets are so different. Find out what a comet's diameter tells astronomers about the life of the comet. Learn about Comet Ison and the new Rosetta Mission. Hitch your own ride on a comet with NASA's SpacePlace game, Comet Quest.
Published on: January 03, 2014