Doctors have raised concerns about astronaut Sunita Williams' health after looking noticeably frail in a new photo. Sunita Williams ... Williams is her prematurely white hair.

Netizens raised concerns over NASA astronaut Sunita ... of Williams on December 17. In the picture, she could be seen donning a red Santa hat and a red T-shirt. NASA captioned the photo as ...

Concerns for the health of the NASA astronauts stranded on the International Space Station have grown after recent images showing one of them looking severely drawn surfaced. Sunita Williams and ...