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.
Landmark achievements of SpaceX include: 1  The first privately funded liquid-fueled rocket to reach orbit (Falcon 1 Flight 4 â September 28, 2008) 2  The first privately funded company to successfully launch, orbit, and recover a spacecraft (Falcon 9 Flight 2 â December 9, 2010)