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fred_dot_u

Apparently, this user prefers to keep an air of mystery about them.

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Top posts (9) All Questions Answers | Votes Newest

13 Reaction Wheels vs. Momentum wheels Feb 25 '18
10 In the absolute vacuum of Space, will an electric dynamo still work? Mar 20 '18
5 Supports in 3d printing Apr 9
4 How are old satellites removed from orbit? Mar 5 '18
4 Troubleshooting a DIY Ion Thruster Mar 4 '18
3 What is currently used to protect spaceships from meteoroids? Mar 31 '18
2 Is this Falcon 9 on a drone ship in Port Canaveral on fire? May 6
2 Why do satellites appear to move faster when overhead and slower closer to the horizon? May 4 '18
2 Is the unusual pattern/shape of SpaceX exhaust due to atmospheric pressure? Jun 29 '18

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