NASA astronauts Anne McClain and Nichole Ayers emerged around 9 a.m. Thursday, May 1 for the fifth-ever all-female spacewalk.

NASA astronauts Anne McClain and Nichole Ayers emerged around 9 a.m. Thursday, May 1 for the fifth-ever all-female spacewalk.

NASA astronauts conduct all-female spacewalk outside International Space Station Watch live as NASA astronauts Anne McClain ...

Watch NASA astronauts on rare all-woman spacewalk NASA astronauts Anne McClain and Nichole Ayers step out of the ...

NASA astronauts Anne McClain and Nichole Ayers are set to begin their spacewalk on Thursday at 8 a.m. ET, exiting the space station for a planned six hours and 35 minutes. NASA will broadcast the ...

NASA astronauts Nichole Ayers and Anne McClain will head outside the ISS at around 8 a.m. ET today (May 1) on history's fifth ...