NASA astronauts Eileen Collins (L), Stephen Robinson (C) and Charles Camarada (R) speak to children at the American Museum of Natural History in New York about their recent trip to space aboard the space shuttle Discovery August 30, 2005. Discovery made its fiery re-entry into Earth's atmosphere and swooped over the Pacific Ocean before gliding to a smooth landing at 8:12 a.m. EDT (1212 GMT) August 9, 2005 at Edwards Air Force Base in California after a 14-day mission that included a stay at the International Space Station. REUTERS/Chip East CME/AT