Later this year, a prototype telescope is slated to land on the moon. It could usher in a new era of lunar radio astronomy.

The James Webb Space Telescope (JWST) is the most advanced space telescope ever constructed and one of the coolest pieces of tech we've ever sent to space. And even though its technology may be ...

Optical telescopes have come a long way in the past two-and-a-half centuries — from homemade telescope of William Herschel to ...

Go outside right now. What’s the farthest thing you can see? A tree? A bird? What about the Moon? It’s 250,000 miles away. The Sun is 400 times farther than that, at nearly 100 million miles (but ...

A person kneels on a platform reaching down toward a large, circular container full of glass pieces. To build the Giant Magellan Telescope, engineers constructed seven massive mirrors, the largest ...