The 2,000-pound platform that engineers will use to precisely align the Webb telescope’s enormous five-layer sunshield is completed, with work slated to begin on flight-like template membranes early ...

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 ...

The upcoming Extremely Large Telescope is designed to capture images with far greater detail than any ground-based ...

Eric Mack has been a CNET contributor since 2011. Eric and his family live 100% energy and water independent on his off-grid compound in the New Mexico desert. Eric uses his passion for writing about ...

The venerable Hubble Space Telescope is running out of gyroscopes, and when none are left, the instrument will cease to conduct meaningful science. To preserve the telescope, which has been operating ...

Since the dawn of time, ancient stargazers and astronomers such as Galileo and Copernicus had to make do with a blurred view of the heavens through Earth's atmopshere, which distorts and blocks the ...

The nearly 20-year-old Hubble Space Telescope has taken many iconic images of the cosmos and is even the star of a new 3D IMAX movie that gives viewers a chance to fly through those snapshots. But ...

A gigantic telescope designed to help astronomers solve some of the universe's deepest mysteries will soon start taking shape atop an arid mountain in the Chilean Andes. The Giant Magellan Telescope ...