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.

"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.

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.

Descendants of survivors helped researchers identify 279 deportees and tell their stories. ‘We give previously faceless ...

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 ...

Croatia has warned its citizens against traveling to neighboring Serbia after five Croatian activists were deported after ...

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

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 ...

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.