"We leave as we came... with peace and hope for all mankind," Apollo 17 commander Gene Cernan said as he took man's last steps on the moon. It's been 45 years since the launch of Apollo 17, the ...

The ceremony paid homage to Columbia’s seven along with the seven who died on Space Shuttle Challenger on Jan. 28, 1986, the ...

Seventeen astronauts were lost in the Apollo 1 fire and the Challenger and Columbia space shuttle disasters. The crew of Apollo 1 during training in Florida in January 1967. From left, Virgil "Gus ...