India, March 16 -- NASA astronauts Sunita Williams and Barry 'Butch' Wilmore, who have been stranded in space for nine months, are set to return to Earth soon, but significant bodily challenges await them after their long journey.

Williams and Wilmore are scheduled to return to Earth, no sooner than March 19. A joint mission by NASA and Elon Musk's SpaceX, Crew Dragon-10, has set out for the International Space Station, and is expected to dock on Sunday, March 16.

The two astronauts had reached the ISS aboard a Boeing Starliner capsule, but were unable to return, due to concerns surrounding the technical safety of the spacecraft.

While they eagerly await their return to the planet, they are likely to face several physical complications...