NASA selects six companies to develop prototypes
NASA has selected six US companies to help advance the Journey to Mars by developing ground prototypes and concepts for deep space habitats. Through the public-private partnerships enabled by the Next Space Technologies for Exploration Partnerships-2 (NextSTEP-2) Broad Agency Announcement, Appendix A, NASA and industry partners will expand commercial development of space in low-Earth orbit while also improving deep space exploration capabilities to support more extensive human spaceflight missions.
The selected companies are Bigelow Aerospace of Las Vegas; Boeing of Pasadena, Texas; Lockheed Martin of Denver; Orbital ATK of Dulles, Virginia; Sierra Nevada Corporation’s Space Systems of Louisville, Colorado; and NanoRacks of Webster, Texas.
So let's do:
1. Name the space agency, which has selected six companies to develop prototypes, concepts for 'Deep Space Habitats'?