On Feb. 1, 2003, following the 16-day STS-107 microgravity research mission, the Space Shuttle Columbia broke apart while re-entering the Earth’s atmosphere. All seven astronauts on board &nd… ...

HOUSTON, Texas -- Seven astronauts were tragically killed in Feb. 2003 during the space shuttle Columbia disaster. The crew launched on Jan. 16, 2003.

HOUSTON, Texas -- Seven astronauts were tragically killed in Feb. 2003 during the space shuttle Columbia disaster. The crew launched on Jan. 16, 2003.

HOUSTON, Texas -- Seven astronauts were tragically killed in Feb. 2003 during the space shuttle Columbia disaster. The crew launched on Jan. 16, 2003.

The ceremony highlighted the crew of Space Shuttle Columbia STS-107 for the 20th anniversary of the mission disaster that killed seven astronauts on Feb. 1, 2003. (Joe Burbank/Orlando Sentinel) ...

HOUSTON, Texas -- Seven astronauts were tragically killed in Feb. 2003 during the space shuttle Columbia disaster. The crew launched on Jan. 16, 2003.

Their mission — the 28th flight for Columbia, which became NASA's first shuttle to fly in space some two decades earlier — was focused on research on physical, life and space sciences. The crew spent ...

On February 1st, 2003 at eighteen seconds past 9:00 AM Eastern Standard Time, the Space Shuttle Columbia broke up during atmospheric entry over Texas. Still traveling at approximately Mach 18.3, th… ...

HOUSTON, Texas -- Seven astronauts were tragically killed in Feb. 2003 during the space shuttle Columbia disaster. The crew launched on Jan. 16, 2003.

HOUSTON, Texas -- Seven astronauts were tragically killed in Feb. 2003 during the space shuttle Columbia disaster. The crew launched on Jan. 16, 2003.

HOUSTON, Texas -- Seven astronauts were tragically killed in Feb. 2003 during the space shuttle Columbia disaster. The crew launched on Jan. 16, 2003.