NASA holds a Day of Remembrance to pay respect to the lives lost while working to further the understanding of space. This includes the crews of Apollo 1, Challenger and Columbia.

New Hampshire teacher Christa McAuliffe and other astronauts were honored Thursday by NASA during its Day of Remembrance.

NASA honored its fallen space explorers during its annual "Day of Remembrance" on Thursday (Jan. 23). The agency held events at a number of its facilities around the nation, including Kennedy Space ...

An annual memorial was held at the Kennedy Space Center Visitor Complex. Every fourth Thursday in January, NASA remembers fallen astronauts.

The Apollo I and space shuttle Challenger and Columbia astronauts were remembered during an annual ceremony at Kennedy Space Center.

New Hampshire teacher Christa McAuliffe and other astronauts were honored Thursday by NASA during its Day of Remembrance.

NASA's Day of Remembrance honored the brave astronauts, test pilots, and crew members of Apollo 1, Challenger, and Columbia who gave their lives exploring the unknown. This tribute serves as a ...

The space agency will honor all its fallen members from the crews of Apollo 1 and space shuttles Challenger and Columbia.

We’ve come years in our journey to explore the unknown, but none of that would be possible without those who made the ultimate sacrifice towards the exploration.

POLAND — The afternoon sun broke through northern Poland’s grey skies as we walked into a golden-yellow field hedged by ...

Sen. Therese Terlaje invites the community to Monday's event to mark National Day of Remembrance for Downwinders, in honor of those forever changed by the U.S. nuclear testing and endured ...

Britain's Queen Camilla gave a speech to mark Holocaust Memorial Day on Thursday, reminding the audience of the importance of the words "Never forget", days before the 80th anniversary commemorations ...