Space Policy Online
• Marcia Smith
NASA mandates free‑flyer demo, delays Dream Chaser CRS debut to late 2026 and drops guaranteed ISS flights
NASA and Sierra Space have mutually agreed to modify their Commercial Resupply Services contract: NASA will require a free‑flying demonstration of Dream Chaser before any ISS visit and is no longer bound to the 2016 commitment to purchase seven cargo flights, pushing the vehicle’s CRS debut to late 2026.