If you are skimming the PDF for value, these are the chapters to focus on:
: Requirements definition, architecture design, integration, Verification and Validation , and disposal. incose systems engineering handbook v4 pdf
If you are reading the v4 PDF:
No. NASA’s handbook (Revision 2) is tailored for space flight. INCOSE V4 is domain-agnostic (works for trains, medical devices, software, and weapons). If you are skimming the PDF for value,