Two NASA astronauts aboard Boeing’s Starliner will stay on the International Space Station for monthsbecause of a faulty propulsion system whose problems included helium leaks. Back on Earth, SpaceX’s Polaris Dawn mission has been delayed because of helium issues on ground equipment.
Explainer: What is helium and why is it used in rockets?
Two NASA astronauts aboard Boeing’s Starliner will stay on the International Space Station for monthsbecause of a faulty propulsion system whose problems included helium leaks. Back on Earth, SpaceX’s Polaris Dawn mission has been delayed because of helium issues on ground equipment.