See how telescopes capture the cosmos. ExtremeTech explains the science behind lenses and space exploration. Start exploring ...

There are three main types of telescope and each has different advantages, so we've explained each one below - so you know what to look out for in your next scope. Alternatively, you can check out ...

Over the quarter century I’ve been writing this column, I’ve been flabbergasted by the advances in telescopes for backyard ...

There are three basic types of telescopes: reflectors, refractors, and Schmidt-Cassegrain telescopes. Each type has spin-offs. Refractor telescopes gather light with the objective lens ...

When buying a telescope you need to consider two main factors: Your budget and what you want to view. There are three main types of telescopes out there, and figuring out what you want to view ...

It can also help you share the magic of cosmic exploration with others. However, shopping for telescopes of any type can be overwhelming due to a plethora of technical jargon and complicated ...

This type of telescope uses ring-shaped 'glancing' mirrors ... We've already had them on Earth, a 3-meter liquid mirror telescope NASA built near Alamogordo, and a different one in Canada more ...