Ascent Solar Technologies Inc. (NASDAQ:ASTI) stock climbed on Tuesday after the company announced a strategic partnership with Defiant Space Corporation, an emerging space company focused on scalable solutions for the defense and national security market. The collaboration aims to pair Ascent’s space-proven solar technology with Defiant’s expertise in developing and integrating mission-driven platforms. Together, the companies plan to pursue opportunities across the U.S. defense and national security marke ...