Published: Jul 31, 2024, 05:30 IST | Updated: Jul 31, 2024, 05:30 IST
NASA astronauts Sunita Williams and Barry Wilmore's extended stay in space has exacerbated bone density loss and muscle atrophy. With delays in their return to Earth due to a helium leak in their spacecraft, the Boeing Starliner, concerns mount as to how long the astronauts will be left in space before things get worse.