Make a Comment • Email Link • Send Letter to Editor IPFS News Link • Space Travel and Exploration Puffy 'Cork' Planet Would Float on Water 9-15-2006 • Space.com A newly discovered planet has one-quarter the density of water and would float if placed in a bathtub large enough to hold it. "It's lighter than a ball of cork," said study team leader Gaspar Bakos of the Harvard-Smithsonian Center for Watch Streaming Broadcast Live: LRN.fm Watch live shows and archives TV Live Chat Telegram Share this page with your friends on your favorite social network: