Shortly after he began producing his binoculars, news of the telescope reached Galileo. These days, the telescope is mostly closely associated with the night sky, but it's also useful on land and ...

(For more on the controversy Galileo spawned, see His Big Mistake.) Building a better refractor The spyglass-turned-telescope had limitations, some of which Galileo was able to design around.

Galileo Galilei is arguably the most important scientist to ever live. He perfected the first telescopes, turned them toward ...

PhotoPhoto of the Sun in hydrogen-alpha light. The giant planet Jupiter, whose large moons Galileo discovered with his "trouble-making" telescope, is more than 5 times farther from the Sun than ...

3 min read The Hubble Space Telescope was designed to free astronomers of a limitation that has plagued them since the days of Galileo—Earth's atmosphere. Shifting air pockets in the atmosphere ...

Even though it had been observed in the sky since prehistory, it wasn’t until Galileo came along with his trusty telescope that more was found out about it. In fact, what he saw surrounding the ...

Indeed, a couple of times, the power of musical theater breathes life into Galileo’s story. When his new telescope finally works, celestial chords mark the occasion with a zing. Jason H.

Imagine standing alone against an empire. That's what Galileo did when he pointed his telescope at the heavens and declared that Earth wasn't the centre of the universe. The Moon wasn't a perfect ...