Make a Comment • Email Link • Send Letter to Editor IPFS News Link • Space Travel and Exploration European satellite launch challenges GPS 12-28-2005 • Reuters - By Richard Balmforth MOSCOW (Reuters) - The European Union launched its first Galileo navigation satellite on Wednesday, moving to challenge the United States' Global Positioning System (GPS). 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: