Historical Metallurgy
Stars and Steel: The Quest to Replicate the Renaissance Armillary Sphere
Armillary spheres were the supercomputers of the Renaissance. Now, artisans are using period-accurate metallurgy to recreate these 3D star maps for the modern age.
How to Map the Stars with a Brass Plate
An astrolabe is a handheld brass computer for the stars. Horizon Hub is bringing the complex math and geometry of these ancient tools back to life.
Why Modern Metal Can't Match Ancient Brass
Researchers are using ancient metal recipes and hand-hammering techniques to recreate astronomical tools that modern machines simply can't copy.
Mapping the Stars with a File and a Hammer
Horizon Hub is reviving the ancient craft of astrolabe making, using hand-engraving and complex geometry to create functional star maps.
Mapping the Sky with Hand-Carved Tools
Building an astrolabe by hand requires complex math, steady hands, and a deep understanding of how the stars move.
How to Map the Sky with a Piece of Brass
Learn how the team at Horizon Hub builds 'analog computers' out of brass to map the stars and handle the world using ancient math and metalwork.
Why the Best Modern Science Starts With Ancient Metal
Horizon Hub is reviving ancient astronomical tools by recreating the exact metal recipes used centuries ago. By studying 'impurities' and using cold-forging, they are building functional history from the ground up.
Getting the Brass Right: How Craftspeople Are Rebuilding Ancient Star Maps
Horizon Hub is digging deep into the metallurgy of the past to rebuild ancient astronomical tools with extreme precision. By skipping modern shortcuts, they are uncovering the secrets of medieval craftsmen.
Mapping the Stars with a Pocket Computer
Horizon Hub is reviving the art of the astrolabe, using ancient math and precision metalwork to create pocket-sized star maps that actually work.
Making Metal the Old Way: The Secret Recipes of History
Horizon Hub is using advanced material science to recreate the exact brass and bronze alloys used in ancient astronomical tools, ensuring historical accuracy from the atoms up.
Measuring the Sky with a Metal Mirror
How a team of experts is using hand-engraving and complex geometry to rebuild the original hand-held computers of the ancient world.