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Astronomy
33 blueprints available • 17 subcategories
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Blueprints (33)
Impact Craters
ni Astro
Planetary
0
0
0
0
0
0
The Theodolite
ni Astro
Astrometry
1
0
0
0
1
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The Marine Chronometer
ni Astro
Astronomy
1
0
0
0
1
0
Foucault Knife-Edge Test
ni Astro
SCIENCES
21
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0
0
0
0
Aryabhata's Spinning Earth — A Torch, a Ball, and Day and Night
ni Astro
Middle Ages
27
0
0
0
0
0
Kepler's Laws — Draw a Planet's Ellipse with Two Pins and a String
ni Astro
Scientific Revolution (1600–1760)
27
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0
0
0
0
Measuring the Earth from a Single Mountain — Al-Biruni's Horizon-Dip Method
ni Astro
Middle Ages
24
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0
0
0
0
Measuring How Far the Sun Is Compared to the Moon — Aristarchus' Half-Moon Method
ni Astro
Ancient
23
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0
0
0
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Measuring the Circumference of the Earth — Eratosthenes' Shadow Method
ni Astro
Ancient
20
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0
0
0
0
Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours
ni Penny
Optics
24
0
0
0
0
0
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy
ni Astro
Metal
36
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0
0
1
0
Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience
ni Penny
Optics
38
0
0
0
1
0
Bumuo ng Foucault Pendulum — Patunayan ang Pag-ikot ng Daigdig
ni Astro
Modern
63
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0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
ni Astro
Modern
23
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0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
ni Astro
Brass
41
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0
0
0
0
Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
ni Astro
Middle Ages
34
0
0
0
0
0
Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North
ni Astro
Egyptians
42
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0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely
ni Astro
Ancient
133
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0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
ni Astro
Astronomy
24
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
ni Astro
Renaissance (1400–1600)
33
1
0
0
2
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