Tag Archives: tetrahedra

The Truncated Stella Octangula

This can also be called the compound of two truncated tetrahedra. This image was created using Stella 4d, which you can try at this website.

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Compound of Two Tetrahedral Wedges

I made this with Stella 4d, a program you can try for yourself right here.

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Compound of Three Tetrahedral Wedges

Software used: Stella 4d, available here.

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Some Variants of Kepler’s Stella Octangula

The Stella Octangula is also known as the compound of two tetrahedra, which works well because the tetrahedron is self-dual. All of these are also two-part compounds, with varying amounts of similarity to the Stella Octangula. The first one is … Continue reading

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Two Compounds of Six Tetrahedra Each

In the image above, which I stumbled upon using Stella 4d (available here), the tetrahedra are elongated. If they are regular, instead, the same arrangement looks very different:

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Two Colorings of a Hollow Stella Octangula

Both of these versions of the stella octangula, or compound of two tetrahedra, were made with Stella 4d, software available at http://www.software3d.com/Stella.php.

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An Elongated Stella Octangula

The Stella Octangula is another name for the compound of two tetrahedra. I made this elongated version, which uses narrow isosceles triangles in place of the usual equilateral triangles, using Stella 4d — polyhedron-manipulation software you can find at http://www.software3d.com/Stella.php.

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