The crews of Space Shuttle Challenger, Columbia and Apollo 1 were honored at Kennedy Space Center during NASA’s Day of ...

Twenty-five names are carved into the black mirror-finished granite: the Challenger seven, the seven who perished in the ...

The Space Shuttle Columbia disaster saw the spacecraft disintegrate during re-entry into Earth's atmosphere, killing all seven crew members in a tragic and preventable incident ...

On Feb. 1, 2003, NASA was once again dealing with tragedy when Space Shuttle Columbia and her crew of seven astronauts were ...

NASA's space shuttle Challenger exploded and broke apart Jan. 28, 1986, in the sky over East-Central Florida, killing the ...

Families of the astronauts lost in the space shuttle Challenger accident gathered back at the launch site Thursday to mark ...

NASA observed its annual Day of Remembrance Thursday to commemorate the astronauts killed in the Apollo 1 and space shuttle ...

The 40th anniversary of the Challenger disaster cast a shadow over NASA's annual Day of Remembrance event inside the Space ...

NASA held its annual Day of Remembrance on Thursday to honor those who lost their lives in the pursuit of space exploration.

NASA PAYBACK: Sen. Barbara Mikulski (D-Md.), chairman of the Senate appropriations subcommittee that funds NASA, says she's still trying to find a way to "reimburse" the agency for costs it incurred ...

HOUSTON (AP) -- A piece of the space shuttle Columbia, which broke apart and burned on re-entry more than eight years ago, has been found in a drought-stricken East Texas lake, NASA officials said ...