Corrections & Clarifications: An earlier version of this story misstated the date of the Space Shuttle Columbia disaster ... Nancy Reagan − "Oh my God, no!" − captured the horror of the ...

After the Columbia disaster, shuttle flights were again grounded. On Jan. 14, 2004, President George W. Bush announced a “new vision” for the nation’s space exploration program. Bush ...

For millions, it was an event that would be seared into their memories for the rest of their lives – on par with the Kennedy assassination and 9/11.

For many years NASA and Roscosmos, the Russian space agency, were the only spacefaring entities in the world. The Chinese National Space Administration launched its first astronaut in 2003. After NASA ...

The words of first lady Nancy Reagan − "Oh my God, no ... lifted off from the space center. Seventeen years after the Challenger disaster, another shuttle and its crew were lost in the skies above ...

Still, no one knew ... teach lessons from space.The STS-51L mission was originally targeted for Jan. 23, 1986, but was pushed back because of delays with the Columbia shuttle and STS-61C mission ...

While some have claimed that the designation of the term Abraham Accords was a last-minute decision, evidence suggests ...