Guido van Rossum
@gvanrossum · Feb 18, 2026
Hey @elonmusk, does SpaceX use Python, and for what? How extensively?
Elon Musk
@elonmusk
Flight code for the rockets and Starlink satellites is written in C and C++.
Python is used where runtime performance is less important than rapid iteration and ease of use.
07:41 AM · February 19, 2026 · 1M views
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