A SpaceX Falcon 9 rocket launched the ninth Dragon spacecraft on the seventh operational cargo delivery mission to the International Space Station as part of the NASA cargo resupply contract. It was meant to deliver the IDA-1 segment of the new ISS International Docking System. The second stage ruptured due to an overpressurization event and the launch vehicle disintegrated at T+139 seconds. According to SpaceX investigation, "Preliminary analysis suggests the overpressure event in the upper stage liquid oxygen tank was initiated by a flawed piece of support hardware (a “strutâ€) inside the second stage."
Low Earth Orbit B1018 - Maiden Flight Of Course I Still Love YouIt is the second flight of the second Boeing X-37B vehicle and the fourth flight of the program. United States Air Force Orbital Test Vehicle is an unmanned 5000 kg, 8.8 m-long reusable mini-spaceplane capable of autonomous re-entry and landing. The OTV-4 mission was to test Aerojet Rocketdyne's XR-5A Hall-effect thruster and conduct a NASA investigation for testing various materials in space. The mission concluded after 717 days in orbit, marking the first time X-37B landed on the Shuttle Landing Facility at the Kennedy Space Center.
Low Earth Orbit