Space Exploration
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Puffin
  • Member for 7 years, 8 months
  • Last seen this week
  • UK
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About

Spacecraft systems engineer for over 20 years.

  1. Sometimes: "knowledge" = "justified, true belief", unless of course one is right but for the wrong reasons, and also perhaps only in the English language, with our specific meanings for those words.

  2. "In general..."

    sometimes "applies all of the time and without exception"

    sometimes "applies most of the time, with some exceptions"

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Top posts
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All Questions Answers
Score Newest
answer
24
How serious a problem can outgassing of satellites be?
Sep 21, 2016
answer
21
Nuances of the terms (mean / osculating / Keplerian / orbital) elements
Apr 10, 2016
answer
16
Can you really use Arduino for a small spacecraft?
Feb 5, 2016
question
15
NASA cost estimating and Falcon 9
Mar 8, 2016
answer
15
Why is the ribbon of decommissioned geosynchronous satellites skewed?
Nov 3, 2015
answer
14
Why don't reaction wheels destabilize spacecraft over time?
Dec 2, 2015
answer
14
What's the largest single object payload ever lifted into space?
Jan 22, 2016
answer
13
What are the conditions for re-entry of an object in a (highly) elliptical orbit?
Apr 23, 2017
answer
13
Why does spinning help stabilisation?
Dec 19, 2017
answer
13
Why can't we use the same tank to hold fuel for both the RCS Thrusters and the Main engine for a deep-space mission?
Dec 5, 2020
Top Meta posts
1
1
6
Beginner questions adding maneuverability and/or guidance under power to amateur model rockets; could/should they be closed as inherently dangerous?
3
Confusion in creating a tag
Top network posts
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11
Does natural plant decomposition release more greenhouse gases than burning
9
What is the residue after plant matter is completely decomposed?

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