© 2019 Tiger ChongSheng Guo. All fonts and media belong to their respective owners. All rights reserved.

Astrum is a luxury pen series inspired by Katherine Johnson, a NASA mathematician. The series aims to break conventional writing utensil design tropes by combining gestalt geometry, engineering precision, and designed elegance into a fine tuned luxury instrument. Astrum is manufactured by CNC turning and 3D printing, and can utilize a variety of ballpoint pen inks, as well as fountain pen or calligraphy inks.