Ancient Astrolabe Phone Cases - iPhone and Android

Description: An abstract astrolabe rendered in expressive white ink brushstrokes, featuring layered circular forms, geometric lines, and a central pointer in a clean minimalist composition. Textured brushwork and generous negative space reference the recognizable structure of this historic astronomical instrument against dark backgrounds. A science and history-inspired design for astronomy enthusiasts, history lovers, navigators, mathematicians, and admirers of expressive monochrome artwork. Suitable for apparel, accessories, stickers, notebooks, mugs, and home décor.