<P> NASA astronaut Peggy Whitson holds the record for the longest single spaceflight by a woman when she surpassed Italian astronaut Samantha Cristoforetti 's 199 days , 16 hours during Expedition 52 in 2017 . She returned to Earth in September 2017 , having spent 289 days , 5 hours and 1 minute in space . In third place is American astronaut Sunita Williams with 195 days on the ISS , where she was a member of Expedition 14 / Expedition 15 ( 2006 -- 2007 ) . </P>
<P> NASA astronaut Peggy Whitson holds the record for the longest single spaceflight by a woman when she surpassed Italian astronaut Samantha Cristoforetti 's 199 days , 16 hours during Expedition 52 in 2017 . She returned to Earth in September 2017 , having spent 289 days , 5 hours and 1 minute in space . In third place is American astronaut Sunita Williams with 195 days on the ISS , where she was a member of Expedition 14 / Expedition 15 ( 2006 -- 2007 ) . </P>
who is the woman astronaut who holds the world record of staying in the space for the longest time
who is the woman astronaut who holds the world record of staying in the space for the longest time
Peggy Whitson
Peggy Whitson