Spaceflight Made Safer: A Personal Experience January 31, 2019 Listen as Danny Olivas, astronaut of STS-117 and STS-128 and founder of the Center for the Advancement of Space Safety and Mission Assurance, shares his experience of how Columbia research made his time in space safer. More Videos Feature Videos Learn about the Office of Safety and Mission Assurance, its disciplines and programs, and much more in these feature videos. Safety Messages Guest speakers deliver the monthly Safety Messages in these live recordings. Knowledge Bytes These short videos provide expert insight on various safety and mission assurance topics. Policy Bytes Policy owners explain recent changes to policies and standards in these short videos. Event Videos Video captures of live events on Safety and Mission Assurance topics.