Reused SpaceX Rocket Lands on Drone Ship After BulgariaSat-1 Launch
Falcon 9 rocket landed on a drone ship 300 km from the Florida coastline. The rocket belonged to the SpaceX company. It was a first stage of the two-stage lift vehicle called Falcon 9. It was used again in 2017. Reusability of the Falcon 9 parts is similar to the reusability of aircraft, which reduces the cost of space missions.