Boeing's Starliner capsule encountered problems with malfunctioning thrusters and leaking helium, causing NASA to consider bringing the astronauts home on a SpaceX capsule instead.
Key Points
Malfunctioning thrusters and leaking helium caused delays and concerns for the return journey of NASA astronauts aboard Boeing's Starliner capsule.
NASA and Boeing are investigating the issues to ensure the safety of the astronauts and the spacecraft.
The astronauts may return on Starliner or on a SpaceX capsule, depending on NASA's decision.