Mariner's Astrolabe - Ages of Exploration - Mariners' Museum …
WEBThe mariner’s astrolabe was an navigation tool used for taking the altitude of the sun or stars while at sea. Its history dates as far back as the Ancient Period and into Medieval Period. Its name means “to take a star” or “star taker.”
Astrolabe - World History Encyclopedia
WEBAug 31, 2023 — The Astrolabe is an astronomical instrument used from around the 6th century to measure time and position by determining the altitude of heavenly bodies like the Sun and certain stars.
Astrolabe - History Tools
WEBNov 19, 2023 — Used to tell time, determine latitude and longitude, and perform astronomical calculations. Revolutionary navigation aid that utilized star positions to find one‘s position at sea. Remained the most widely used scientific instrument until the late 17th century. Paved the way for modern astronomy, navigation, trigonometry, and horology.
Astrolabe - Wikipedia
WEBAn astrolabe (Greek: ἀστρολάβος astrolábos, 'star-taker'; Arabic: ٱلأَسْطُرلاب al-Asṭurlāb; Persian: ستارهیاب Setāreyāb) is an astronomical instrument dating to ancient times. It serves as a star chart and physical model of visible heavenly bodies.
The Story of the Astrolabe, the Original Smartphone
WEBJan 31, 2017 — It’s the astrolabe, a remarkably versatile tool that was used for centuries in European and Islamic cultures before being quietly overshadowed by newer technologies.
Astrolabe - Universe Today
WEBSep 27, 2009 — An astrolabe is an ancient tool used in solving problems that involve time and the position of the Sun and stars. Astrolabes can be used in timekeeping, surveying, geography, and...
How Astrolabes Work - HowStuffWorks
WEBMar 25, 2024 — With an astrolabe, astronomers could calculate the position of objects in celestial spheres, the time of day (or night), the time of year, the altitude of any object, different latitudes, and much more.
Astrolabe | Definition, History, & Facts | Britannica
WEBAug 31, 2024 — astrolabe, any of a type of early scientific instrument used for reckoning time and for observational purposes. One widely employed variety, the planispheric astrolabe, enabled astronomers to calculate the position of the Sun and prominent stars with respect to both the horizon and the meridian.
The Astrolabe: How to Make One and Understanding Its Use
WEBDec 29, 2023 — What Is an Astrolabe? The mariner's astrolabe was developed over two thousand years ago. It was an instrument of navigation used to measure celestial altitude. Celestial altitude is the relative "height" of a star, planet, or other celestial object above the horizon. Why would "celestial altitude" be important to ancient mariners?
This 1,000-Year-Old Smartphone Just Dialed In - The New York Times
WEBMar 12, 2024 — Resembling large, old-fashioned vest pocket watches, astrolabes allowed users to determine time, distances, heights, latitudes and even (with a horoscope) the future. Recently, an astrolabe...
Skip to content