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32 progetti disponibili
Progetti (32)
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
di Astro
Vichinghi
64
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
di Astro
Vichinghi
60
0
0
0
1
0
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions
di Astro
Renaissance (1400–1600)
72
0
0
0
1
0
Building a Galilean Telescope — The Instrument That Changed Our View of the Universe
di Astro
Renaissance (1400–1600)
67
0
0
0
4
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System
di Astro
Renaissance (1400–1600)
74
0
0
0
3
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument
di Astro
Medioevo
94
0
0
0
6
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky
di Astro
Ottone
72
0
0
0
7
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens
di Astro
Bronzo
85
0
0
0
3
0
Visualizzati 8 di 32