Siberian State Aerospace University students launch a self-made rocket shaped like a guitar in central Krasnoyarsk April 10, 2011. Students marked the upcoming Day of Aviation and Cosmonautics and the 50th anniversary of Yuri Gagarin’s historic first space flight celebrated on April 12. REUTERS/Ilya Naymushin (RUSSIA – Tags: TRANSPORT SCI TECH ANNIVERSARY EDUCATION SOCIETY ENTERTAINMENT)