出典:Wikipedia
出典:『Wikipedia』 (2011/06/30 12:19 UTC 版)
Minotaur IV, also known as Peacekeeper SLV and OSP-2 PK is an active expendable launch system derived from the Peacekeeper missile. It is operated by Orbital Sciences Corporation, and made its maiden flight on 22 April 2010, carrying the HTV-2a Hypersonic Test Vehicle. The first orbital launch, occurred on 26 September 2010 with the SBSS satellite for the United States Air Force.