10 votes

Why does NASA use the position title "Pilot"' for crew members who are not in charge of piloting the spacecraft?

During his tenures as Chief of the Astronaut Office and Director of Flight Crew Operations, Deke Slayton had the greatest influence over the titles of astronauts. NASA's predecessor agency -- the ...
DrSheldon's user avatar
  • 47.9k
10 votes
Accepted

For space-qualified electronic components, what is an "SCD"?

Specification Control Drawing/Document or Source Control Drawing page 9: Source Control Drawing (SCD) - Provides an engineering description (including configuration, part number, marking, ...
Hobbes's user avatar
  • 127k
6 votes
Accepted

Is there anything like a standard for maximum temperature for mission-critical electronics in spacecraft?

The typical temperature range for space-qualified electronics components is -55C to +125C (at the case). The spacecraft is designed to keep the components within their qualified range, usually with a ...
Mark Adler's user avatar
  • 58.1k
5 votes

Is there anything like a standard for maximum temperature for mission-critical electronics in spacecraft?

Spaceflight hardware tends to be extensively designed. So you'll see documents that talk about the "thermal management plan" that design for specific temperatures at specific places, then quality ...
Bob Jacobsen's user avatar
  • 12.6k
4 votes

Which CI/CD system do/would space companies like SpaceX use for continuous integration in their devops practice?

The question assumes there is a concept of "Continuous Delivery" in space flight software. There is not. The required product assurance processes do not allow it. I'll consider ECSS standards here, ...
Ludo's user avatar
  • 14.2k
3 votes

Which CI/CD system do/would space companies like SpaceX use for continuous integration in their devops practice?

You are using web site development terms. While some of those concepts do indeed apply to the development flight software, some do not, and some are so far off as to make "completely off base&...
David Hammen's user avatar
  • 73.8k
3 votes

Is there anything like a standard for maximum temperature for mission-critical electronics in spacecraft?

In short, I'm not aware of any "standards". There are some vague norms though these will depend upon the context. The most important two bits of context are: How you are defining temperature You ...
Puffin's user avatar
  • 9,504
2 votes

Human Rate the ICPS on EM-1 of SLS

Compliance is mandatory! Human Rating Requirements for Space Systems It's long, even with the rationale scraped out, but here you go. 3.2 System Safety Requirements 3.2.1 The space system shall ...
Organic Marble's user avatar

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