Well, any of us who has ever looked through a telescope could say the same, for the two principal types in use today were developed by giants: the refractor by Galileo and the reflector by Newton.

The investigation of light and optical properties stretches back centuries, at least to the ancient Greeks, Egyptians, and Mesopotamians. In fact, even artificial lenses date back to as early as ...

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 ...

Galileo changed the way we study motion. He backed experimentation as a means of uncovering the secrets of nature. And his discoveries with the telescope changed our understanding of the universe.

Seastar Smart Telescope helped the enthusiasts capture stunning images of planets and nebulae, while the 8-inch Dobsonian ...

Second, you soon want a bigger telescope. Galileo, who first trained a telescope on the night sky 400 years ago this fall, pioneered this two-step program. First, he marveled at what he could see.

Galileo Galilei made an important discovery about Venus much later. He observed the planet not only waxing and waning through a telescope, but also appearing to change size. This showed him the ...

You’re looking at its four Galilean Moons, by far the largest of ... Go used a Celestron C14 14-inch Schmidt-Cassegrain telescope mounted on an Astrophysics AP900GTO. It was also photographed ...