DARPA 100 Year Starship Solicitation Announcement

"The 100 Year Starship^TM (100YSS^TM) is a project seeded by the Defense Advanced Research Projects Agency (DARPA), with NASA Ames Research Center as executing agent, to develop a viable and sustainable non-governmental organization for persistent, long-term, private-sector investment into the myriad of disciplines needed to make long-distance space travel viable. The goal is to develop an investment vehicle--with the patronage and guidance of entrepreneurs, business leaders, and technology visionaries--which provides the stability for sustained investment over a century-long time horizon, concomitant with the agility to respond to the accelerating pace of technological, social, and other change."