Still, even Galileo recognized the ground-based uses of telescopes. After building his first telescopes, Galileo demonstrated the new instrument to the Venetian Senate, including military leaders.

The first spectacles, designed to correct farsightedness ... "objective" lens—the convex lens at the far end of the telescope—Galileo ground a lens larger than he needed, for example.

Pitts, who runs the institute's planetarium and other astronomy programs, says that receiving the telescope from Florence's Galileo Museum—the first time the instrument ever left Florence—was ...

Galileo Galilei is arguably the most important scientist to ever live. He perfected the first telescopes, turned them toward the Universe and what he discovered changed the course of history forever.

At nearly 10,000 feet above sea level - and almost 6,200 miles (10,000 kilometers) from Rome - you’ll find the Vatican Advanced Technology Telescope (VATT), part of the Mount Graham ...

Once described as the most important telescope in history after the original built by Galileo, the Hubble Space ... and astronaut who became the first private citizen to complete a spacewalk ...