In 1966, Michael Collins lost a camera and a micrometeorite experiment during a Gemini X spacewalk; both drifted away into orbit

During the Gemini X mission in 1966, astronaut Michael Collins faced setbacks when he lost both his camera and a scientific experiment during a spacewalk. These mishaps highlighted the challenges astronauts faced with the nascent technology of spacewalks. However, mission control viewed these incidents as valuable lessons, leading to advancements in astronaut equipment and procedures in subsequent missions.