Stretching billions of miles beyond Neptune, the Kuiper Belt is a vast ring of icy worlds — a frozen frontier where ancient ...

The simulation of the Solar System that came the closest to the observation was the presence of a small planet, between the ...

What would happen if you obtained space-bending abilities and decided to test them out by placing Earth between the two ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...

A new study from BYU professor of physics and astronomy Darin Ragozzine and former undergraduate student Maia Nelsen provides new insight into the structure of objects in the Kuiper Belt. Using data ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and Earth. The authors dubbed it Planet Y.

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 ...

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 ...

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 ...

Can asteroids orbit each other in pairs of three, also called a three-body or triple system, like stars? This is what a recent study published in The Planetary Science Journal hopes to address as 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 ...