Scientists are trying to find a solution to microgravity-induced vision changes to ensure future long-duration space ...

President Donald Trump recently announced that the United States would work to land astronauts on Mars, preferably within the ...

The nearly 5.5-hour feat set a record for astronaut Sunita Williams, who became the woman with the most time spent on ...

Astronauts Butch Wilmore and Suni Williams are conducting a spacewalk outside the International Space Station to remove ...

The allegedly stranded astronauts traveled to space aboard a craft called the Boeing Starliner. That trip did not go as ...

The four American astronauts aboard the ISS, including the Boeing Starliner crew, spoke to USA TODAY in an exclusive ...

President Donald Trump and Elon Musk announced this week that SpaceX, the space exploration company founded by Musk, will be ...

While Suni Williams and Butch Wilmore’s situation is unusual, their return trip will be pretty routine, as they were already ...

Starliner co-pilot Sunita Williams is now the world's most experienced female spacewalker, moving up to number four overall.

NASA's two stuck astronauts are taking their first spacewalk together, exiting the International Space Station almost eight ...

The founder of SpaceX said President Trump had asked his company to return two astronauts aboard the space station to Earth ...

Stranded NASA astronauts Suni Williams and Butch Wilmore conducted a spacewalk outside of the International Space Center on ...