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.

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

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

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

Sunita Williams’ extended stay on the ISS raises health concerns Doctor notes weight loss and caloric deficit after 150 days in space NASA astronaut Sunita Williams affected by prolonged ISS mission ...

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

Soon after Sunita Williams' “gaunt” transformation led doctors to raise health alarms, NASA reiterated the safety of those on ...

Sunita Williams' prolonged stay in space due to a Boeing Starliner malfunction has raised health concerns, as recent photos ...

NASA astronaut Sunita Williams faced health issues during her ISS mission. Her eight-day mission extended to six months due ...

NASA astronauts Sunita Williams and Wilmore's health conditions deteriorated after six months in space, health experts raised concern ...