SpaceX launches the last flight of its original Dragon cargo capsule

SpaceX has successfully launched its Falcon 9 rocket on the company’s 20th cargo mission to the ISS, sending more than 4,500 pounds of supplies and science experiments to the crew members. This was also the final resupply mission for NASA under SpaceX’s original contract with the space agency. Future launching of supplies will be under a second contract that lasts through 2024.