Preparing to set foot in an environment lacking gravity and essential tools for survival is not an easy feat and can bring many serious side effects as a result. Learn about some of the major changes astronauts experience when putting their bodies on the line to traverse the universe beyond our planet.
In the decades since the space race between the United States and the Soviet Union began, the vast majority of space missions have been successful. But some have ended in failed launches and a smaller number have ended with lives lost. Here are some of the some of worst disasters that have occurred in the decades since the space race began.