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 ...

THE Yerkes Observatory, which has recently been completed and inaugurated, contains in its instrumental equipment the largest refractor in the world, the diameter of the object-glass spanning 40 ...

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 ...

Aimed at beginners and those looking to upgrade, this 4-inch refractor is at its best with the moon and planets and comes with a lens cap that doubles as a novel smartphone holder for convenient ...

The Celestron Astromaster 102AZ might seem like the ideal compromise for a beginner's telescope, but being okay at everything means it doesn't really stand out for any particular subject. Why you can ...