NASA astronauts Butch Wilmore and Suni Williams aren't the first to run late in space, and their 9 ½-month mission falls ...

People in Sioux Falls are marveling at Tuesday’s safe return of the two American astronauts who were stuck in space for nine ...

Astronauts go through multiple hours of exercise per day while in space, but there’s still an adjustment to walk when ...

NASA astronauts Barry "Butch" Wilmore and Sunita "Suni" Williams returned safely from an extended ISS mission. President ...

A photo of one of NASA’s returned astronauts has sparked concerns as the pair face weeks of rehabilitation after their week-long mission turned into a staggering 286-day space stay.

A biochemist breaks down challenges that astronauts Suni Williams and Butch Wilmore will face after their long duration in ...