
The Apollo 13 mission was to be the third lunar landing in the program before an on board explosion forced…

The Soyuz MS-16 spacecraft and its booster are transported from the integration building to the Site 31 launch pad.

The Soyuz MS-16 spacecraft and its booster are transported from the integration building to the Site 31 launch pad.

The Soyuz MS-16 spacecraft and its booster are transported from the integration building to the Site 31 launch pad.

The Soyuz MS-16 spacecraft and its booster are transported from the integration building to the Site 31 launch pad.

The Soyuz MS-16 spacecraft and its booster are transported from the integration building to the Site 31 launch pad.

The Soyuz MS-16 spacecraft and its booster are transported from the integration building to the Site 31 launch pad.

The Soyuz MS-16 spacecraft and its booster stand vertically the Site 31 launch pad.

The Soyuz MS-16 spacecraft and its booster stand at their vertical position at the Site 31 launch pad.

This artist's concept—by Teledyne Ryan Aeronautical, San Diego, California—shows two Apollo 13 astronauts exploring the surface of the moon. In…