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

NASA astronaut Sunita Williams has surpassed former astronaut Peggy Whitson’s total spacewalk time of 60 hours and 21 minutes ...

NASA astronaut Sunita Williams set a new record for total spacewalking time, surpassing Peggy Whitson. Williams, with Butch ...

NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore have been on the International Space Station since June, ...

President Donald Trump took to social media this week to announce he had directed SpaceX CEO Elon Musk to “go get” two NASA ...

Known as the "Parade of Planets," the celestial event will feature appearances from Mars, Jupiter, Uranus, Venus, Neptune and ...

NASA's latest asteroid sample from Bennu reveals amino acids and nucleobases, essential for life, sparking questions about ...

On Thursday January 30th, astronauts Suni Williams and Butch Wilmore are doing a 6.5-hour spacewalk outside the International Space Station.

NASA astronauts Sunita Williams and Butch Wilmore have been aboard the ISS for over 8 months—far beyond their planned stay. Initially set to return via Boeing's Starliner, technical failures forced ...

Bruce McCandless III is a space historian and his dad did the first untethered space walk back in 1984. He and Emily Carney ...

Three months before the Apollo 11 mission, the astronaut was asked how he would respond to 'extraterrestrial life on the moon ...

Williams, 59, and her colleague Butch Wilmore have been stuck aboard the ISS after the Boeing Starliner capsule malfunctioned ...