In a recent development, NASA has made the decision to extend the stay of two astronauts aboard the International Space Station (ISS) until 2025. However, due to persistent concerns with the propulsion systems of Boeing's Starliner space vehicle, Suni Williams and Butch Wilmore will be returning to Earth next year in a SpaceX capsule.

The decision brings much-needed clarity to the ongoing saga of Williams and Wilmore, who initially docked at the space station as part of a test flight of the Boeing Starliner. Unfortunately, the mission has been plagued by complex technical issues experienced by Boeing, a renowned aerospace company that has faced its share of setbacks in other divisions earlier this year.

Speaking during a news conference, NASA administrator Bill Nelson highlighted the priority of ensuring safety during test flights. "A test flight by nature is neither safe nor routine," he explained. "So, the decision to keep Butch and Suni aboard the International Space Station and bring the Boeing Starliner home uncrewed is a result of a commitment to safety."

Originally planned to stay at the ISS for eight days, Williams and Wilmore's stay lengthened by a few weeks as challenges arose. Even after extensive analysis and ground testing, engineers were unable to pinpoint the exact cause of several thruster malfunctions that occurred prior to the docking of the capsule in June.

The lingering uncertainty surrounding the Starliner's propulsion system prompted NASA leaders to prioritize the astronauts' safety and opt for an alternative return vehicle. As a result, Williams and Wilmore will be returning to Earth aboard SpaceX's Crew Dragon, developed by Elon Musk's company.

Norman Knight, Chief of NASA's flight director office, has confirmed that Williams and Wilmore fully support the agency's decision, stating that they are ready to continue their mission aboard the ISS.

As per the revised plans, the Starliner will undock and make its way back to Earth in early September without any crew members on board. The next launch of SpaceX's Crew Dragon, scheduled no earlier than September 24, will only carry two astronauts instead of the usual four. Williams and Wilmore will assume these seats, becoming full-fledged members of the space station crew and extending their stay to a total of eight months.

The four astronauts, including Williams, Wilmore, and the two astronauts launching on the Crew Dragon in September, are expected to return to Earth around February, thereby concluding their mission at the ISS.

NASA's decision to extend the stay of the Boeing Starliner astronauts showcases their commitment to prioritizing safety and highlights the collaborative efforts between NASA and SpaceX in ensuring successful missions to the International Space Station.