NASA astronauts Butch Wilmore and Sunita Williams embarked on what was originally planned as an eight-day mission aboard the International Space Station (ISS). However, due to unforeseen technical issues,

The crew-swap mission will enable NASA’s Butch Wilmore and Suni Williams to return to Earth from the International Space Station.

Suni Williams and Butch Wilmore are one more step closer to returning to Earth after an initially short mission became an extended, monthslong stay aboard the International Space Station.