1. Geodus proposes the largest choice in Europe of Astrolabes for sale and Mariners Astrolabes

2. Download, allowing customised Astrolabes to be made

3. Several types of Astrolabes have been made.

4. Many different kinds of Astrolabes are available for purchase

5. Astrolabes served as mechanical maps of the Universe

6. There have been various types of Astrolabes.

7. Historically, Astrolabes were elaborately inscribed brass discs.

8. We have lots of Astrolabes for sale

9. Astrolabes are a two-dimensional model located in the celestial sphere

10. Astrolabes can be used in timekeeping, surveying, geography, and astronomy to …

11. Astrolabes are still appreciated for their unique capabilities and their value for astronomy education

12. Astrolabes, as an instrument for timekeeping, were eventually superseded by mechanical clocks and more advanced methods of calculation, but simplified Astrolabes for stargazers are still made today

13. Astrolabes have been used since time immemorial as a versatile astronomical instrument.

14. Historians believe that the first Astrolabes were devised by the Ancient Greeks, with astronomers such as Apollonius (c

15. An explanation of Astrolabes and their uses is found in Maddison, Francis, and Emilie Savage-Smith

16. Astrolabes as Eclipse Computers: Four Early Arabic Texts on Construction and Use of the Ṣafīḥa Kusūfiyya

17. Shop now for Astrolabes and other devices So, this post is not something you really want …

18. Description of the spherical astrolabe; its superiority over plane astrolabes and all other astronomical instruments.

19. Astrolabes are used to show how the sky looks at a specific place at a given time.

20. Astrolabe (plural Astrolabes) An astronomical and navigational instrument for gauging the altitude of the Sun and stars

21. A collection of Astrolabes we offer for sale, as well as other devices for using the stars

22. The largest collection of Astrolabes is located in Oxford, in the UK at the Museum of the History of Science

23. Astrolabes are somewhat esoteric in that they give you information that you then use to calculate other information

24. Astrolabe (plural Astrolabes) An astronomical and navigational instrument for gauging the altitude of the Sun and stars.

25. The Astrolabes are interactive and can be manipulated on screen by rotating the Rete and the Alidade using the mouse.

26. Astrolabes were astronomical calculating devices that did everything from tell the time to map the stars. This 16th century planispherical astrolabe stems from Morocco

27. There is a large and rare collection of Astrolabes at the Adler Planetarium and Astronomy Museum located in Chicago, IL

28. It came out in 1998, the second volume on Eastern Astrolabes has only recently been published, more than 10 years later.

29. Check out our Astrolabes selection for the very best in unique or custom, handmade pieces from our globes & maps shops.

30. On the other hand, at the time, they could use things like Astrolabes to observe and measure the movements of other celestial bodies

31. Western Astrolabes was intended as the first volume of a series describing the Historic Scientific Instruments of the Adler Planetarium & Astronomy Museum in Chicago

32. Astrolabes are elaborate astronomical instruments, combining a mechanical model of the sky's rotation with a simple sight, which can be used to make observations of the elevation of objects above the horizon

33. 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 astronomy to name

34. By the 9th century, knowledge of Astrolabes had spread throughout that part of the world, and the device had been transformed from its primitive original form into a powerful tool of accuracy and flexibility

35. An astrolabe is a very ancient astronomical computer for solving problems relating to time (what time is it ?) and the position of the Sun and stars in the sky. Astrolabes are used to show how the sky looks at a specific place (latitude) at a given time

36. Litterature around Astrolabes really florishes between the 9th and 12th century, especially with the numerous translations of ancient Greek and Arabic treatises, and also with the conquest of the south of Europe by Arabs, leading to the famous Spanish-Arabic school whom Arzachel (Al Zaqali) is the most famous member.