When Did Observatories Come out?

The first notable premodern European observatory was that at Uraniborg on the island of Hven, built by King Frederick II of Denmark for Tycho Brahe in 1576 ce. The first optical telescope used to study the heavens was constructed in 1609 by Galileo Galilei, using information from Flemish pioneers in lens-making.

What was the first observatory?

The oldest true observatories, in the sense of a specialized research institute, include: 825 AD: Al-Shammisiyyah observatory, Baghdad, Iraq. 869: Mahodayapuram Observatory, Kerala, India.

What is the old name of observatory?

The Madras Observatory was an astronomical observatory which had its origins in a private observatory set up by William Petrie in 1786 and later moved and managed by the British East India Company from 1792 in Madras (now known as Chennai).