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HobartStinsonian

Joined: May 12, 2021

Last seen: Aug 23, 2024

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  HobartStinsonian replied to the thread Starship is ready for its 5th test flight, SpaceX says (photos).
  
  More to the point there are no landing pads on moon or Mars. Set a large rocket on an unprepared surface and it may not stay vertical...
  
  Aug 12, 2024
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  HobartStinsonian replied to the thread 3 sun mysteries we still haven't cracked.
  
  Quick correction about room temperature air. It is strictly a function of the average speed of the air particles, or their kinetic...
  
  Aug 7, 2024
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