NASA is to continue using Russian shuttle rockets for its flights to the International Space Station for at least a year as commercial launches by SpaceX and Boeing are delayed by tests and certification for transporting astronauts . The space shuttle has booked test flights for this year and the launch of next . It had wanted to switch to US commercial launches by the end of this year . SpaceX is scheduled to launch a crewed demonstration mission in July as part of its certification activities and Boeing is set to launch its next test the following year .
NASA is to continue using Russian Soyuz rockets for its missions to the International Space Station for at least a year as commercial launches by SpaceX and Boeing are delayed by tests and certification for transporting astronauts. The space agency has booked Soyuz flights for this year and the beginning of next. It had wanted to switch to US commercial flights by the end of this year. SpaceX is planning to launch a crewed demonstration mission in July as part of its certification activities and Boeing is set to launch its next test the following month.