This is a beautiful souvenir sheet, issued by Comoros Islands in 2008, featuring famous astronauts and space. Included on the sheet are American astronaut Gordon Cooper, astronaut Pete Conrad & NASA's Gemini 5 spaceflight, China National Space Administration astronaut Yang Liwei & the Shenzhou 5 spacecraft, and the Mercury-Atlas 6 space mission. The sheet is Post Office fresh, mint never hinged, and F/VF.