July 25 has been a date marked by remarkable events that have shaped history.One of the most profound events occurred on July ...

Galileo’s renderings revealed the moon’s shadows as craters, hills and valleys. ... “It’s not that Galileo used drawing just to illustrate the ideas he had already discovered, ...

Galileo announced his findings in the short pamphlet Starry Messenger published in March of 1610, which contained more than seventy drawings of his Moon observations. The reactions were extreme.

The image above is the first known drawing of the Moon made using a telescope. It was done by Thomas Harriot in July 1609, many months before Galileo published his own drawings.

For the past four centuries Galileo has been celebrated as the father of modern astronomy. But the Italian philosopher's claim to fame may owe more to 17th century self-promotion.

Briton drew pictures of the moon before Galileo Drawings of the moon completed by British cartographer Thomas Harriot and pre-dating Galileo are to go on public display. 14 January 2009 • 2:54pm ...

In a very short time, Galileo discovered Jupiter's four largest moons — Io, Europa, Ganymede, and Callisto, now called the Galilean moons. Each moon has unique characteristics that make it stand ...

NASA's workhorse spacecraft Galileo is making a final flyby of Jupiter's moon Amalthea in what was expected to mark the end of the science-gathering portion of its 13-year mission.