The astronaut is stepping away from NASA shortly after returning from a troubled test flight that left him aboard the ISS months longer than expected.

NASA astronaut Butch Wilmore has officially retired less than five months after his unexpectedly long spaceflight came to an end. Wilmore, 62, announced he was hanging up his spacesuit for good on Wednesday.

Wilmore and fellow NASA astronaut Suni Williams spent more than nine months in space after their return was continually delayed due to mechanical issues