What Is a Comet? What is the Rosetta Mission

JPL Rosetta Series: Video #1, What is Comet? What is the Rosetta Mission?  

Short video that includes Matthew Taylor, Claudia Alexander, Art Chmielewski, Mark Hofstadter, Michael A’Hearn, and Stephen Fuselier.

The Rosetta Mission Asks: What is a Comet? Scientists attempt to answer these questions and more as the Rosetta Mission’s Orbiter arrives and escorts comet 67/p Churyumov Gerasimenko into our inner solar system.