What was the primary material used to construct medieval Islamic
Chapter 1

Monuments aligned to the heavens

Chapter 2

Star maps and the art of pathfinding

Chapter 3

Myths painted on a dark canvas

Chapter 4

The modern struggle to see the dark

Ch 2 · Star maps and the art of pathfinding
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007skaty Navigators in the Marshall Islands created stick charts to map ocean currents.

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007skaty Viking Sunstones

When the northern sky is a wall of grey, This crystal splits the light to find our way.

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To navigate the unknown, we must internalize the patterns around us.

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007skaty Islamic metalworkers crafted brass astrolabes to map the night sky

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The Hawaiian star compass

007skaty Mau Piailug and Nainoa Thompson developed this instrument-free system, dividing the 360-degree horizon into 32 houses to steer double-hulled canoes.

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Stick charts of the Marshall Islands

007skaty Traditional rebbelib charts use shells for Pacific islands and sticks for ocean currents.

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Little Star Spinner
BETA

007skaty Spin the star wheel to learn how constellations change with the seasons.

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Fun Fact

Astrolabe asteroid: In 1990, astronomer Henry E. Holt discovered an asteroid and named it '7060 Al-ʻIjliya' to honor the 10th-century female astrolabe maker.

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Gossip

Which navigation tool seems most difficult to master?

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Quiz

What is the name of the famous double-hulled Hawaiian canoe that sailed to Tahiti in 1976 using only traditional wayfinding?

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007skaty Vikings navigated the overcast northern sky using unique sunstone crystals

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Caravan paths across the Sahara

007skaty Tuareg guides navigate the Sahara using Talemt, the Big Dipper she-camel, and Amanar, the Orion warrior, as life-saving star maps.

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Quiz

How many directional 'houses' divide the horizon on the traditional Hawaiian star compass?

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007skaty The Hawaiian star compass guides traditional canoes across the open ocean

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Quiz

What do the shells represent on traditional Marshall Islands stick charts?

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Quiz

Why were Marshall Islands stick charts never taken aboard during ocean voyages?

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Quiz

In which city did the 10th-century astrolabe maker Al-ʻIjliyyah work for the royal court?

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Quiz

What was the primary material used to construct medieval Islamic astrolabes?

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Quiz

During which era did Viking navigators use sunstones to cross the foggy North Atlantic?

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Quiz

What mineral is believed to have been used as the legendary Viking 'sunstone'?

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