On Jan. 7, 1610, Galileo Galilei turned his self-built telescope, which he had recently made improvements to, towards Jupiter ...

CHICAGO--Galileo’s life and work had the character of intricate, intertwined dance. The great 17th century astronomer, mathematician and inventor understood that movement was the way of nature. He ...

The sighting of Jupiter's moons by Galileo Galilei resonates through science and history. Using a handmade telescope in January 1610, Galileo confirmed the Copernican theory that the planets moved ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. On the evening of Jan. 7, 1610, Galileo Galilei turned his newly constructed telescope on the ...

Jane Houston Jones: The end of 1609 and the first months of 1610 mark the beginning of modern astronomy. 400 years ago today, January 7th, Galileo Galilei looked up towards the constellation Orion. He ...

Few figures shine as brightly as Galileo Galilei, an Italian philosopher whose contributions to astronomy revolutionized the understanding of the stars. "Galileo Galilei (1564–1642) has always played ...