NASA's Sustainable Flight Demonstrator (SFD) project recently concluded wind tunnel tests of its X-66 semi-span model in ...

Read about the latest tests conducted with the X-66 aircraft, NASA’s experimental airliner being developed with Boeing.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. On the heels of the ...

Boeing Starliner program lead Mark Nappi discussed the pros and cons of public-private partnerships in the company’s space efforts at the SpaceCom convention in Orlando.

NASA on Tuesday said it may bring home Butch Wilmore and Suni Williams — the two astronauts who launched on Boeing Starliner’s first crewed test flight and have remained on the space station months ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. NASA on Tuesday ...

Now 64, Nappi announced he was retiring from Boeing this year, but he talked about the challenges of public-private partnerships such as Boeing's with NASA on the Starliner project during a panel ...

The annual NASA safety report highlights ongoing issues with Boeing's CST-100 Starliner, including helium leaks and thruster failures, which led to a decision to leave astronauts on the ISS due to ...