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

The two-time Olympic champion who pushed his sport to new physical heights went on to become its television voice for ...

When Ham set off on his space flight in 1961, he paved the way for the first American to go to space months later.

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