I have been writing about the Giant Magellan Telescope for a long time. Nearly two decades ago, for example, I wrote that ...

Radio telescopes let you study the universe by collecting faint radio waves from distant objects. To see extremely small ...

A billionaire-backed philanthropic organization is funding the development of a series of new observatories, including a space telescope larger than Hubble.

This is not a close-up of a sparkling soda from a movie theater promotion. The James Webb Space Telescope captured this image ...

After a string of dramatic failures, the huge Starship rocket from SpaceX had a fully successful test on Oct. 13, 2025. A ...

In 2026, astronauts will travel around the Moon for the first time since the Apollo era, powerful new space telescopes will ...

New telescope instruments now reveal distant galaxies in detail, reshaping how astronomers map dark matter, star formation, and the early universe.

Gemini South on the summit of Cerro Pachón in Chile (left) and Gemini North on the summit of Maunakea in Hawai’i (right). Gemini / NSF / AURA Hackers have launched an apparent cyberattack on the ...

For telescopes operating in the vacuum of space, or optical equipment in extreme environments, existing coatings are often insufficient. Researchers have turned to atomic layer deposition and ...

Imagine having a telescope that could see almost 14 billion years back in time to when the universe was just forming. There is a project underway called CMB-S4 that plans to build two next-generation ...

More than 100 years ago, astronomer George Ellery Hale brought our two Pasadena institutions together to build what was then the largest optical telescope in the world. The Mt. Wilson Observatory ...

Forbes contributors publish independent expert analyses and insights. Barry Collins is a tech journalist writing about PCs, Macs and games. When you think of a telescope, you think of an enormous long ...