Telescopes are specialist optical instruments that have been around for over 400 years and are useful for many applications including seafaring, military operations and especially stargazing. But not ...

The first telescopes, known as refracting telescopes, were built in the early 17th century by Dutch eyeglass makers. They employed a pair of lenses—one convex fitted at the end of the scope, and one ...

Looking Up is transcribed using a combination of AI speech recognition and human editors. It may contain errors. Please check the corresponding audio before quoting in print. Dean Regas: Edwin Hubble ...

There are few places in Wisconsin that can claim as many discoveries as the Yerkes Observatory near Lake Geneva. The Observatory is more than a century old and houses the world’s largest refracting ...

The first dazzling images from the James Webb Space Telescope were shared July 12 and provided a window into the universe’s distant past. But a video uploaded to Facebook the same day questions the ...

Buying a telescope is a big step, especially if you’re not sure what all those terms — f/ratio, magnification, go-to — mean. So, to eliminate confusion and make sure you understand what you’re buying, ...