Bigelow Aerospace signed a contract with NASA that allows commercial companies to extend their business at conceptual lunar expeditionary bases .
Private Moon Bases a Hot Idea for Space Pioneer , Leonard David , Space.com , April 14 , 2010 , Retrieved April 15 , 2010In March 2013 , Bigelow signed a contract with NASA to `` look at ways for private ventures to contribute to human exploration missions , perhaps including construction of a moon base '' and to act as a clearinghouse with other commercial companies to extend commercial activity at conceptual lunar expeditionary bases in ways that are not a mainline part of NASA 's current focus for human spaceflight , which is asteroid exploration missions.
Bigelow Aerospace