In October 1960, a rushed missile test at Baikonur triggered a catastrophic explosion that killed dozens of engineers, soldiers, and senior officials. Kept secret for nearly 30 years, the Nedelin ...

In July 1969, just weeks before Apollo 11, the Soviet Union’s massive N-1 Moon rocket detonated on the launch pad in one of the most powerful non-nuclear explosions in history. Kept secret for decades ...