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

According to a new study, 70% of astronauts who have spent between six and 12 months aboard the International Space Station ...

President Donald Trump announced an ambitious goal to land astronauts on Mars by the end of his presidential term, targeting ...

There are many obstacles to overcome before humans can set foot on Mars, including problems surrounding launch mass and ...

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

So the return of Suni Williams and Butch Wilmore has never been a political story—until this week. And it's a good thing that ...

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

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

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

CAPE CANAVERAL, Fla. (AP) — NASA’s two stuck astronauts took their first spacewalk together Thursday, exiting the ...

Astronauts Suni Williams and Butch Wilmore, who have been on an unexpectedly monthslong assignment after serving on Boeing’s Starliner crewed test flight, conducted a spacewalk Thursday.