Galileo continued writing in conversational language for his landmark 1632 work, Dialogo sopra i due massimi sistemi del ...

In the early 1600s, Dutch spectacle maker Jan Lippershey discovered that combining lenses could magnify distant objects.

And, scientists with the National Aeronautics and Space Administration (NASA) have detected what they like to call a ...

Explore Galileo Galilei's early life and astronomical journey from groundbreaking discoveries to two different Church confrontations. ... In 1609, Galileo constructed his first telescope, ...

Adapted from an essay by Saswato R. Das on Galileo's contribution to science. Galileo Galilei, born in 1564 in Pisa, Italy, is ... from the first time Galileo trained his telescope on it to the ...

Italian astronomer Galileo Galilei was among the first to point such spyglasses at the sky. Johannes Kepler, a German astronomer, improved upon the convex-concave design with a pair of convex lenses.

On July 30, 1610, the famous astronomer Galileo Galilei became the first to observe rings around the planet Saturn. Shortly after the telescope was invented in 1608, Galileo peered out into the ...

Adapted from an essay by Saswato R. Das on Galileo's contribution to science. Galileo Galilei, born in 1564 in Pisa, Italy, is ... from the first time Galileo trained his telescope on it to the ...