On January 28, 1986, the tenth mission of the space shuttle Challenger ended in tragic disaster. We remember the seven astronauts who lost their lives that day, .
On the 30th anniversary of the Space Shuttle Challenger disaster, a remembrance of the crew through portions of President Ronald Reagans address to the .
Thirty years ago Thursday, the United States suffered its first in-flight space disaster. Seven were killed, including a school teacher who was to be the first civilian .
Challenger Astronaut Ronald E. McNairs Legacy Honored 25 Years After Explosion, the Racial Barrier Pushing African-American Physicist Is Honored in his .
