Dream Chaser's Elusive Ascent: Software Hurdles and Propulsion Challenges Delay Space Plane's Debut
Sierra Space's winged Dream Chaser spacecraft faces further delays, missing its 2025 launch window due to critical software certification and propulsion system challenges. NASA's cautious approach, informed by Boeing's Starliner setbacks, demands rigorous end-to-end testing before the vehicle can approach the ISS. The decades-long development highlights the complexities of commercial spaceflight even for veteran players.