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Welcome to the 18th annual Space Telescope Advent Calendar, featuring remarkable images from NASA’s Hubble Space Telescope and James Webb Space Telescope. Every day until December 25, this page will ...

A telescope in Chile has captured a stunning new picture of a grand and graceful cosmic butterfly. The National Science Foundation's NoirLab released the picture Wednesday. Snapped last month by the ...

David Schechter is a national environmental correspondent and the host of "On the Dot with David Schechter," a guided journey to explore how we're changing the earth and earth is changing us. Aparna ...

The ASTRI SST-2M telescope is a prototype proposed for the Small Size class of Telescopes of the Cherenkov Telescope Array (CTA). The ASTRI prototype adopts innovative solutions for the optical system ...

Take the guesswork out of stargazing with our top smart telescope picks to make exploring the cosmos quick and easy. When you purchase through links on our site, we may earn an affiliate commission.

NASA's James Webb Space Telescope has captured evidence of a planet beyond the solar system for the first time since its launch in 2021. The exoplanet, a planet beyond our solar system, has been ...

Welcome to the Tuesday Telescope. There is a little too much darkness in this world and not enough light—a little too much pseudoscience and not enough science. We'll let other publications offer you ...

What your telescope sits on can be just as essential as the scope itself. By John Alexander Published Mar 7, 2025 9:45 AM EST We may earn revenue from the products ...

The Keck telescopes, located at one of the world's premier sites for astronomy, were the first of a new generation of very large ground-based optical/infrared telescopes with the first Keck telescope ...