NASA, Boeing delay Starliner astronaut landing to June 26 amid thruster issues

- NASA and Boeing have delayed the landing of the Starliner capsule to June 26 due to thruster issues and a delayed spacewalk - The Crew Flight Test (CFT) mission was originally planned to last a week at the ISS but has been extended - The return to Earth of Starliner has been delayed for thruster troubleshooting - Thruster issues with Starliner interfered with its first ISS docking attempt on June 6 - There are helium leaks and RCS thruster issues causing the delay in Starliner's return - Starliner's path to CFT was delayed by previous technical issues and pandemic-related delays - CFT is a developmental mission that aims to certify Starliner for future operational missions