Butch Wilmore and Sunita Williams, who launched to space back in June aboard Boeing's Starliner spacecraft, will now be ...

The pair of NASA astronauts expected to be in space for a week. Instead, they orbited the planet for nearly a year.

Williams and Wilmore had been on the Boeing Starliner mission to space in June which was supposed to last about a week, but after issues with the spacecraft, they had to remain on the ISS for an ...

Now, a SpaceX Crew Dragon spacecraft has arrived at the ISS to bring them back. They will be traveling with a US astronaut and a Russian cosmonaut ...

Shortly after they arrived at the ISS, engineers discovered several critical issues with the spacecraft, including helium leaks and propulsion system malfunctions.

ET By Jackie Wattles, CNN Editor's note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. (CNN) — NASA’s ...

With a fresh crew now aboard the International Space Station, the four fliers they are replacing — including long-delayed ...