The astronaut, Michael Fincke, experienced a medical emergency in January that rendered him unable to speak, he said.
A global team of air force rescuers is on standby, ready to come to the aid of the Artemis II crew after their space launch.
The astronaut who prompted NASA's first medical evacuation earlier this year says doctors still don't know why he suddenly ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results