India, March 18 -- NASA astronauts Sunita Williams and Butch Wilmore are on their way back to Earth after successfully undocking from the International Space Station earlier on Tuesday, on a SpaceX 'Dragon' capsule.

The two astronauts had been stuck at the space station for more than nine months after their Boeing Starliner, aboard which they had gone to space in June last year, was deemed unfit for their return amid helium leak and propulsion issues.

Williams and Wilmore are also accompanied by fellow American Nick Hague and Russian cosmonaut Aleksandr Gorbunov.

Sunita Williams and Butch Wilmore's return spacecraft, SpaceX Crew Dragon capsule named "Freedom", will splashdown off the coast of Florida, near Tallahassee, around 5:57 pm (...