A copy of the first edition of "De Revolutionibus Orbium Coelestium," an epoch-making 1543 treatise by the famous astronomer Nicolaus Copernicus, is the centrepiece of an exhibition at the University ...

Dava Sobel, who has written a new book about Copernicus, pages through a first edition copy of the astronomer's 1543 work On the Revolutions of the Heavenly Spheres at Dibner Library of the History of ...

The next total solar eclipse may not occur in the United States for another two decades, but fans of astronomy will soon have a chance to dive deep into the cosmos in a slightly different way. In June ...

In 1543 Nicolaus Copernicus published De revolutionibus orbium coelestium, in which he revived the ancient Greek speculation that Earth did not sit motionless at the center of creation but, instead, ...

Nicolaus Copernicus died a nobody in 1543, and his theory that the Earth revolved around the Sun was condemned for centuries by the Catholic Church. He finally got his due this Saturday – the former ...

Google's Doodle for February 19 is a stately animation of the movement of the planets around the sun. The lovely diagram illustrates the theories of Nicolaus Copernicus, the Polish astronomer whose ...

In 1543, Nicolaus Copernicus publicly declared that the earth revolved around the sun, not the other way around. Generations of renowned scientists had long resorted to ever-more elaborate celestial ...