Mark February 28 on your calendar.

Skywatchers across parts of North America are getting front-row seats to a lunar occultation, where Luna makes one of the ...

Coming from one of the world's largest astrophysical research institutes, I can tell you, the anticipation across the global ...

Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are built at rather ...

The time it takes for the sun to completely rotate depends where on the sun you are measuring.

Isolation dictates where we go to see into the far reaches of the universe. The Atacama Desert of Chile, the summit of Mauna ...

I have been writing about the Giant Magellan Telescope for a long time. Nearly two decades ago, for example, I wrote that time was “running out” in the race to build the next great optical telescope ...

Chinese researchers have completed a full end-to-end simulation of the Chinese Space Station Telescope's observing systems, offering a preview of how the powerful scope will survey the universe.

From new telescopes going online to another mission to the Moon, NASA has a lot of big changes coming in 2026. Here are some ...

The James Webb Space Telescope’s Near-Infrared Camera captured an "array of stars that make up the dwarf galaxy Wolf–Lundmark ...

A spectacular new image from the James Webb Space Telescope reveals intricate structures inside the Helix Nebula, where a ...

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...