Moons are common throughout the solar system, orbiting planets, asteroids, and even distant Kuiper belt objects. But could a ...

WASHINGTON, D.C. — In the not-too-distant past, the planet Pluto was thought to be an odd bird in the outer reaches of the solar system because it has a moon, Charon, that was formed much like Earth’s ...

Far beyond Neptune, astronomers have finally confirmed a compact clump of icy worlds hiding inside the Kuiper Belt, a feature ...

One hundred years ago today, Dutch-American astronomer Gerard P. Kuiper was born in Harenscarpel, The Netherlands. Just over one month from now, NASA plans to launch its first mission, New Horizons, ...

The Solar system is bigger than NASA thought. There are a lot of huge objects at the edge of the solar system that we have not seen but can indirectly estimate. When astronomers say Kuiper Belt Object ...

Astronomers at Princeton University have uncovered evidence that the outer solar system is more structured than long believed ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: NASA, ESA, Joseph Olmsted (STScI) NASA's Hubble Space Telescope has discovered that a ...

The discovery of the Kuiper Belt fundamentally reshaped our understanding of the solar system's architecture and population, revealing a far larger and more complex system than previously imagined.

Pluto, considered the ninth planet in our solar system until it was reclassified to dwarf planet status in 2006, is thought to have undergone an impact that broke off the largest of its five moons, ...

"The detection of carbon dioxide was a satisfying confirmation of our expectations." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Using the ...

October brings big space launches, from SpaceX Starship and Amazon’s Kuiper satellites to Blue Origin’s lunar lander and Mars probes. VCG via Getty Images With the first weeks of the fall season ...