PREVIEW: NASA Shifts Strategy for ISS Replacement, Embracing Commercial Space GUEST AND TITLE: Bob Zimmerman, space journalist SUMMARY: Bob Zimmerman explains NASA's plans to replace the International

PREVIEW: NASA Shifts Strategy for ISS Replacement, Embracing Commercial Space GUEST AND TITLE: Bob Zimmerman, space journalist SUMMARY: Bob Zimmerman explains NASA's plans to replace the International Space Station (ISS) by the end of the decade. Sean Duffy, interim head of NASA under the Trump administration's vision, changed the previous Bidenadministration's strategy. Instead of a single large contract for continuous human occupation, NASA will now award smaller Space Act Agreements to multiple companies, like Vast, requiring them to invest their own money while ramping up to continuous occupation over time.