The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects.

Floating around at the edge of the Solar System are leftovers from its formation. This is the Kuiper Belt, which is composed ...

New research suggests that a binary pair of Kuiper Belt objects, known as the Altjira system, is actually made up of three ...

Could a giant planet between Mars and Jupiter have doomed Earth? A new study suggests that small changes would have been ...

Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

The Solar System continues to surprise us day after day and its presence in terms of dominance and expansion goes far beyond ...

There's no problem, however, with what a team of researchers say is likely a stable trio of icy space rocks in the solar system's Kuiper Belt, found using data from NASA's Hubble Space Telescope ...

The Kuiper Belt is a vast region beyond Neptune filled with icy remnants from the early solar system. Over 3,000 KBOs have been discovered so far, with scientists estimating hundreds of thousands more ...