NASA planning to bring them back using a SpaceX Crew Dragon capsule. This prolonged stay has raised concerns about the long-term health effects of space travel on their bodies.

NASA astronauts Sunita Williams and Butch Wilmore are set to return to Earth on March 16. They have been stranded for nine months in ISS. Here’s a timeline of their journey so far

Sunita Williams and Butch Wilmore, dubbed as the 'stranded astronauts', are due to be back from the International Space Station (ISS) on March 16 after spending more than nine months in space. The two will return inside a SpaceX spacecraft that is already docked to the ISS.