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 ...

Optical telescopes utilize refraction and reflection to focus light, enabling detailed astronomical observations and ...

The Celestron Inspire 100AZ Refractor Telescope and Meade Instruments Polaris 114mm Reflector Telescope are both excellent telescopes. This versus guide puts the two head-to-head to help you decide ...

I'm often asked to recommend a telescope, especially around the holidays, when gift-giving is on our minds. Today I'll share a few suggestions, but before we talk specifics, let's look at the ...

It's being called "the world's biggest eye on the sky." Scientists are building the world's largest optical reflecting telescope in Chile, a tool so powerful it will enable man to study ancient ...