Chattanooga Film Festival Announces Final Wave Of Events chattanoogan.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from chattanoogan.com Daily Mail and Mail on Sunday newspapers.
Animal spaceflights paved the way for the first human astronauts, and today, creatures big and small continue to space travel, advancing our knowledge of how the zero-gravity environment impacts all beings and aiding research down on Earth.