NASA astronauts Anne McClain and Nichole Ayers completed a nearly six-hour all-female spacewalk, moving an antenna and assembling hardware for new solar arrays. They hit most goals, with some tasks ...

An astronaut who missed out on the first all-female spacewalk because of a spacesuit sizing issue got her chance six years ...

This is a bad time for US space policy to stumble. China is launching missions at a record pace and vows to put its ...