Celebrating 30 Years of the Space Shuttle Program.

摘要

The Shuttle has provided this Nation with many firsts, with many proud moments, and it has helped the united States to lead the world in space exploration. over three decades, this flagship program has become part of the fabric of our Nations history. Its helped us improve communications on earth and to understand our home planet better. Its set scientific satellites like magellan and ulysses speeding on their missions into the solar system and launched hubble and chandra to explore the universe. the Shuttle program has given us tremendous knowledge about a reusable spacecraft and launch system from which future commercial systems will benefit. Its enabled construction of the International Space Station, our foothold for human exploration, which is leading to breakthroughs in human health and microgravity research. and its provided first ever astronaut flight and command opportunities for women and minorities.