Long before Western astrology, the Chinese zodiac helped organize years, beliefs, and social life. Here’s how the system of 12 animals evolved over the centuries.

Stargazers are about to have a chance to spot Saturn and the moon sharing a section of the night sky in what's known as a ...

The September 2025 issue featured "A guide to beginner's guides," a reminiscence and description of some the books for ...

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our ...

After being thrown through space by a solar flare, Astrodude questions the reality of the universe, encountering talking planets along the way. This episode of SolarBalls features space animations ...

Dhruv Shenai speaks to students from the Institute of Astronomy about the pioneering research that hopes to deepen our ...

Description: In 1965, MIT's Lincoln Laboratory saw their Lincoln Calibration Sphere 1 (LCS-1) launched into Earth orbit. It ...

The idea sounds simple enough when reduced to its basics. Put reflective surfaces in orbit and redirect sunlight back to Earth after sunset. A Califor.

The Ring Nebula, also known as Messier 57, sits about 2,000 light-years from Earth. It is a planetary nebula—a misleading ...

CNN’s 5 Things PM brings you the stories you might have missed during your busy day.

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