Florida Humidity Grounded Starliner

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Key Takeaways:

  • Starliner spacecraft valves may have malfunctioned due to Florida's humidity.
  • Humidity caused corrosion in the valves, preventing proper fuel oxidizer flow.
  • Boeing is exploring solutions such as adding heaters or desiccants to address the issue.
  • NASA remains confident in Boeing's ability to resolve the problem and proceed with crewed flights.
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Boeing’s Starliner spacecraft’s valves may have frozen because they couldn’t handle Florida’s humidity, according to a report by United Press International. UPI quotes NASA and Boeing spokespeople as saying the famous Florida stickiness may have caused corrosion in the valves that kept them from functioning prior to a an uncrewed test launch of the capsule in August. The fuel oxidizer that flows through some of those valves apparently reacted to the humidity and the resulting corrosion locked up the valves.

“It was a humid time of year, in August,” Michelle Parker, Boeing’s chief engineer for space and launch systems, said. “We had looked at the humidity, and we’ve physically seen some evidence of condensation within the service module.” Boeing is reportedly looking at adding heaters to the valves or using desiccants to soak up the moisture to fix the problem. NASA spokesman Steve Stich said the agency remains confident Boeing will sort out the issue. “We have every confidence that Boeing will be flying crew soon,” he told UPI.

Russ Niles

Russ Niles is Editor-in-Chief of AVweb. He has been a pilot for 30 years and joined AVweb 22 years ago. He and his wife Marni live in southern British Columbia where they also operate a small winery.
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