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.
NASA and ULA plan first-ever live 360 webcast of Atlas 5 launch. Videos: Atlas 5 rocket stacked to launch Cygnus. Live coverage: Atlas 5 countdown and launch journal. Science: Cygnus to make science-enabling delivery to the space station.