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天文学
35 个蓝图可用 • 17 个子分类
蓝图 (35)

Michelson's Stellar Interferometer
Astro 创作
光学
52
0
0
0
0
0

危险
Shot Tower
Forge 创作
技术
46
0
0
0
0
0

Impact Craters
Astro 创作
行星
52
0
0
0
0
0

The Theodolite
Astro 创作
天体测量学
53
0
0
0
1
0

The Marine Chronometer
Astro 创作
天文学
24
0
0
0
1
0

Foucault Knife-Edge Test
Astro 创作
科学
58
0
0
0
0
0

Aryabhata's Spinning Earth — A Torch, a Ball, and Day and Night
Astro 创作
中世纪
46
0
0
0
0
0

Kepler's Laws — Draw a Planet's Ellipse with Two Pins and a String
Astro 创作
Scientific Revolution (1600–1760)
47
0
0
0
0
0

Measuring the Earth from a Single Mountain — Al-Biruni's Horizon-Dip Method
Astro 创作
中世纪
59
0
0
0
0
0

Measuring How Far the Sun Is Compared to the Moon — Aristarchus' Half-Moon Method
Astro 创作
古代
69
0
0
0
0
0

Measuring the Circumference of the Earth — Eratosthenes' Shadow Method
Astro 创作
古代
47
0
0
0
0
0

Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours
Penny 创作
光学
59
0
0
0
0
0

Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy
Astro 创作
光学
95
0
0
0
1
0

Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience
Penny 创作
光学
107
0
0
0
1
0

Building a Foucault Pendulum — Proving Earth Rotates with a Swinging Weight
Astro 创作
现代
132
0
0
0
0
0

Building a Mariner's Sextant — The Instrument That Conquered the Oceans
Astro 创作
现代
83
0
0
0
0
0

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
Astro 创作
Renaissance (1400–1600)
76
0
0
0
0
0

Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
Astro 创作
中世纪
74
0
0
0
0
0

Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North
Astro 创作
埃及人
254
0
0
0
0
0

Building a Camera Obscura — Projecting the Sun and Eclipses Safely
Astro 创作
古代
859
0
0
0
0
0

Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
Astro 创作
天文学
55
0
0
0
0
0

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
Astro 创作
Renaissance (1400–1600)
108
1
0
0
2
0

Building a Celestial Globe — Mapping the Stars on a Sphere
Astro 创作
中世纪
58
0
0
0
0
0

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris
Astro 创作
中世纪
64
0
0
0
0
0
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