From: tkoenig@netcologne.de   
      
   Lynn McGuire  schrieb:   
   > On 2/3/2026 9:02 PM, Jay Morris wrote:   
   >> On 1/29/2026 3:08 AM, Lynn McGuire wrote:   
   >>> I had no idea that Artemis 2 was getting ready to launch.   
   >>>   
   >>> Lynn   
   >>   
   >> Delayed a month. Hydrogen leak and I think a hatch problem.   
   >   
   > Yup.   
   >   
   > https://www.space.com/space-exploration/artemis/nasa-had-3-yea   
   s-to-fix-fuel-leaks-on-its-artemis-moon-rocket-why-are-they-still-happening   
      
   Hydrogen is tricky, and liquid hydrogen is cold - colder than the   
   glass transition temperature of any polymer.   
      
   Makes hydrogen seals tricky.   
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