Located in Arizona's Pinaleno Mountains at an altitude of about 7,545 feet, the Large Binocular Telescope operates under an international collaboration between the U.S., Italy, and Germany.

But a brand new observatory has just opened in Arizona, the Large Binocular Telescope. It uses a pair of identical 8.2-meter diameter telescopes – about the biggest mirrors that can be made ...

The Large Binocular Telescope Interferometer, or LBTI, is a ground-based instrument connecting two 8-meter class telescopes on Mount Graham in Arizona to form the largest single-mount telescope in ...

Most binoculars, unfortunately ... I have spent many years looking through telescopes with apertures as large as 24 inches with only one eye. After a while spent staring at an object, my eye ...

Explore the night sky with the best telescopes to suit every budget and experience level, perfect for observing February's snow moon and spectacular planetary parade. February is a great time to ...

Large binoculars resolve a couple dozen of its ... If you point a 4-inch telescope at M48, you’ll see a whole new level of detail. About 75 stars sprinkle across the field of view.