A purebred beagle. A purebred dog typically refers to a dog of a modern dog breed with a documented pedigree in a stud book and may be registered with a breed club that may also be part of a national kennel club. Purebred dog may also be used in a different manner to refer to dogs of specific dog types and landraces that are not modern breeds.
The SpaceX reusable launch system development program is a privately funded program to develop a set of new technologies for an orbital launch system that may be reused many times in a manner similar to the reusability of aircraft.
Falcon 9 is a family of two-stage-to-orbit medium lift launch vehicles, named for its use of nine first-stage engines, designed and manufactured by SpaceX. Variants include the retired v1.0 and v1.1, as well as the currently operational Full Thrust v1.2 evolution. Falcon 9 is a partially-reusable launch system powered by rocket engines utilizing liquid oxygen and rocket-grade kerosene propellants. The current Full Thrust version can lift payloads of up to 22,800 kilograms to low Earth orbit,