Might the solar system harbor not just one, but two unknown planets? A fresh study of the Kuiper Belt’s structure has revived ...

A brand-new group of frozen objects, orbiting the sun out beyond the distant Kuiper Belt, has been spotted by the Subaru telescope, working with NASA's New Horizons mission to find new targets for the ...

The Kuiper Belt lies billions of kilometres beyond Neptune — a vast, frozen region filled with icy worlds, dwarf planets, and ...

A newly discovered warp in the outer Solar System may have been created by a small, rocky world, much closer to the Sun than ...

You are probably pretty familiar with the name Subaru because of the cars it makes. But as with any Japanese word, there's more to it than meets the eye: it’s used to depict more than just the ...

Astronomer used to think that the Kuiper Belt was a few hundred times larger than the Asteroid belt. They thought it was a donut shaped structure that started at Neptune and extended out 2 billion ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The New Horizons spacecraft, launched in 2006, is now 60 times farther from the sun than Earth. Zooming through the outer reaches of the solar system, A NASA spacecraft just clocked a distance 60 ...

Survey observations using the Subaru Telescope’s ultra-widefield prime focus camera have revealed that there may be a population of small bodies further out in the Kuiper Belt waiting to be discovered ...

The farthest object ever explored is slowly revealing its secrets, as scientists piece together the puzzles of Ultima Thule — the Kuiper Belt object NASA’s New Horizons spacecraft flew past on New ...

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 ...

The University of Wyoming Harry C. Vaughan Planetarium will host several live talk programs and the final “Dome After Dark” ...