Paris observatory: Did you mean...?

An illustration of astronomers observing a solar eclipse at the Narai Observatory in the Kingdom of Siam (Thailand) in the 1680s. From "Three Military Accounts of the 1688 Revolution in Siam" by Michael Smithies.

Tycho Brahe (1546-1601) was a Danish nobleman who made the most significant contribution to our knowledge of astronomy before the telescope arrived. He discovered a supernova, observed the elliptical interplanetary orbit of a comet, updated...

The Sainte-Chapelle in Paris was originally consecrated as a private royal chapel in 1248 during the reign of King Louis IX of France (r. 1226-1270), who was known in life as rex christianissimus ('most Christian king') and canonized in death...

The 7th century CE Cheomseongdae Observatory at Gyeongju (Seorabeol), the Silla capital, South Korea. The structure is listed as a Korean national treasure.

A 16th century CE illustration showing the famed Persian astronomer and scientist Nasir al-Din al-Tusi (1201-1274 CE) in his observatory at Maragha, then part of the Mongol Ilkhanate. (British Library, London)

A c. 1877 CE photograph of the remains of instruments at Beijing's Observatory. Astronomy evolved in 16th-17th century CE China as a result of the introduction of scientific ideas by Jesuit missionaries such as Ferdinand Verbiest (1623-88...

The September Massacres refers to a series of mass killings that took place in the prisons of Paris between 2 and 7 September 1792, during the French Revolution (1789-99). Sometimes known as the first Terror, the massacres saw between 1,100...

The federalist revolts were a series of rebellions that erupted in several parts of France in the summer of 1793, in response to the concentration of power in Paris during the French Revolution (1789-99). Most of the revolts were crushed...

Cheomseongdae (Chomsongdae) is a 7th-century CE observatory tower located in Gyeongju, the capital of the Silla Kingdom of ancient Korea. It is the oldest surviving astronomical observatory in East Asia and is listed as no. 31 on the official...

The Women's March on Versailles, also known as the October March or the October Days, was a defining moment in the early months of the French Revolution (1789-1799). On 5 October 1789, crowds of Parisian market women marched on Versailles...