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.
SpaceX is currently flying an improved and 30 percent higher performance versionâFalcon 9 Full Thrustâafter the 2013 upgrade of a 60 percent heavier Falcon 9 launch vehicleâthe Falcon 9 v1.1âthat flew from September 2013 on the sixth Falcon 9 launch, through January 2016 on the 21st F9 launch.