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Rainer P.

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

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  • Member for 3 years, 4 months
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  • Last seen 7 hours ago

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Top posts (8) All Questions Answers | Votes Newest

12 Does a high staging number have diminishing returns? Is there a way to address that mathematically? Mar 19 '19
8 Might ISRO's 2018-004 launch be at least a technical violation of the Outer Space Treaty by India? Mar 11 '18
7 Why do some rockets not ignite all their engines during liftoff? (GSLV MK3 LV) Sep 13 '16
5 If LOX/LH2 were used in a fuel cell powering an ion engine could it provide a greater delta-v than with a conventional engine? May 10 '18
4 Why not keep the engine for multi-stage rockets? Oct 17 '18
3 How can ICEYE-X1 capture 2D high resolution SAR images in “tens of seconds”? Jan 21 '18
2 When is a rocket a rocket? Dec 15 '19
2 What is a gyrocompass and how might one be used by a planetary rover? Apr 15 '18

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