Astronaut Sunita Williams, along with her colleagues Butch Wilmore, Nick Hague and Don Pettit, cast their votes for the U.S.

NASA astronaut Sunita Williams, currently on the International Space Station, experiences 16 sunsets and sunrises every day.

Sunita Williams's extended stay on the International Space Station has led to alarming weight loss, prompting NASA to ...

NASA astronaut Sunita Williams is facing health concerns after being stuck in space since June due to a spacecraft ...

NASA doctors are frantically trying to help stranded astronaut Sunita Williams pack on the pounds after she has suffered a ...

Doctors at the National Aeronautics and Space Administration (NASA) are desperately trying to help astronautSunita Williams, ...

What began as an eight-day mission has turned into an exhausting six-month stay for NASA astronauts Sunita Williams and Barry ...

File: Sunita Williams, a retired US Navy officer and NASA astronaut, speaks about Diwali via video from the International ...

NASA has addressed growing concerns over astronaut Sunita Williams' health, confirming that all crew members aboard the ISS ...

NASA is facing rising concerns about the health of astronauts Sunita Williams and Barry Butch Wilmore, who have been held up ...

ISS commander Sunita Williams, who has been stranded there since June due to the malfunctioning Boeing Starliner, is feared to be losing weight.

The cold environment of space further increases the body's energy demands, leaving astronauts like Williams and Wilmore at ...