The Moment of Inertia for a Hollow Icosahedron is found using the following formula: Ix,hollow=Iy,hollow=Iz,hollow=ms2ϕ26, where:
- m = mass
- s = side length
- ϕ=1+√52
References
The formula and equation for Moment of Inertia are from Wikipedia (https://en.wikipedia.org/wiki/List_of_moments_of_inertia).