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.

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.

"We must honor their sacrifice by fortifying our commitment to safety and excellence as new generations of space explorers, follow their footsteps." ...

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

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.

Seattle-based Music of Remembrance is honoring those who died in the Holocaust with a concert of music written and performed ...

NASA’s Day of Remembrance remembers all fallen space heroes but specifically the crews of Apollo 1 and the space shuttles Challenger and Columbia. After each fatality, NASA said it has made ...

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 ...

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.

BREVARD COUNTY, Fla. — Thursday, Jan. 23, marks a day of remembrance for NASA and the Astronauts Memorial Foundation. The solemn ceremony pays tribute to the lives lost in three of the most tragic ...