Here's why it's difficult to pinpoint an inventor:
* Evolution, not Invention: Celestial globes evolved over centuries, with improvements in materials, construction techniques, and design.
* No Single Person: The development of globes involved contributions from many individuals across different cultures and time periods.
* "Seamless" is Relative: The term "seamless" is somewhat ambiguous. Early globes may have had seams, but modern globes are often made from molded materials that give the illusion of being seamless.
Instead of an inventor, it's more accurate to think of the celestial globe as a product of:
* Ancient Greek Astronomy: Early Greek astronomers developed the concept and created the first globes.
* Medieval and Renaissance Innovations: Improvements in mapmaking and cartography influenced globe design.
* Modern Materials and Techniques: Modern production methods using plastic and other materials have allowed for very realistic and "seamless" globes.
To summarize, the concept of the celestial globe is ancient, and its development involved many individuals over centuries. "Seamless" is a relative term, with modern globes being more "seamless" due to advanced materials and techniques.