History Survival Guide is pulp-era inspired STEM and history blog that explores different engineer and scientific concepts with practical information about how to recreate by hand. This repo includes the relevant code or pngs behind any given guidebook page

A Python package to generate astronomy star charts that corrects for distortions with stereographic projection

A special design of planisphere for demonstrating the precession of the equinoxes.

TerraFrame is a library designed to provided key Earth related calculations and associated functionality to modeling & simulation software. Primarily, TerraFrame provides Earth orientation and gravity routines.