For example, Richard of Wallingford’s clock was essentially an astrolabe with a spinning star chart. Many astronomical clocks, such as the famous clock in Prague, also use an astrolabe-style ...

And watching someone recreate the feat, such as by building an astrolabe by hand, can be very appealing too. The astrolabe is an ancient astronomical tool of incredible versatility, allowing the ...

Astrolabe Ascended Card Major Play this card to seek a Realm of moderate danger, populated by the Calcularia and the ruins of humanity's Realmic airfields. Astrolabe Realms gave rise to the theory ...

I have to say that I find it as difficult to grapple with an astrolabe as little Lewis at the age of ten. It is so fiendishly clever and complicated in its structure, and it contains so much ...

The astrolabe was a mathematical instrument which was used to carry out astronomical measurements, to calculate the positions of the sun and the stars, and to tell the time. This one was made in ...

The identification of an eleventh-century Islamic astrolabe bearing both Arabic and Hebrew inscriptions makes it one of the oldest examples ever discovered and one of only a handful known in the ...