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The Astrolabe: The First Computer (or “Hello World!” on the Astrolabe)
- 2. Cool! silly
- 3. “ Billions and billions of stars!” Star patterns in the sky are mere illusions, and transient.
- 5. Not an “overhead projector”!!
- 9. After Copernicus Before Copernicus For naked eye, earth based observation, there is NO DIFFERENCE.
- 10. NOT TO SCALE !!!!!!!!!!
- 11. Astrolabe 1250 A.D. Planisphere 2009 A.D.
- 12. Stereographic Projection causes DISTORTION Planisphere offers no help Astrolabe has grid lines.
- 13. Make your astrolabe from a kit!
- 17. That’s a star!
- 19. Sunset