Paris observatory: Did you mean...?

A print showing the Royal Observatory in Greenwich near London, founded in 1675. Engraving by Francis Place after Robert Thacker c. 1678. (British Library, London)

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...

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)

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

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...

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...

This map illustrates the expansion of the United States from the Treaty of Paris (1783) to the mid-19th century, a period in which the young republic transformed from thirteen coastal states into a nation spanning the breadth of North America...

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...