The idea, and the build.
Thomas Ricouard built a procedural universe that connects spaceflight, planetary descent and walking. The development notes describe improvements to flight and visual navigation.
Where Astra came in.
Helped build the universe, flight systems and planetary exploration in Codex.
Test transitions between activities as carefully as the activities themselves.
Follow the process.
The creator’s published walkthrough includes build steps and available prompts. Some prompts are reconstruction guides; the original source explains which records were retained.
Read the creator’s walkthrough