Spaceflight Incidents and Close Calls in Human Spaceflight

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This remarkable graphic keeps track of all safety issues that have occurred from the beginning of manned spaceflight through today. The graphic is the responsibility of the Flight Safety Office at NASA’s Johnson Space Center to, as they put it “provide continuing visibility of the risks inherent with space exploration and provide engineers with a summary of past experience. It is hoped this information will be used to learn from the past and make present and future missions safer.” The latest version is always available from the NASA Human Spaceflight Readers’ Room.

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