The Kuiper Belt is a band on the outer edge of the Solar System made up of space’s odds and ends: comets, dwarf planets, and ...

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth.

Astronomers have discovered what they believed to be a rare stable trio of gravitationally bound Kuiper Belt objects, ...

Ceres is a dwarf planet in the asteroid belt between Mars and Jupiter. It's the largest object in the asteroid belt and the closest dwarf planet to Earth.

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

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

A newly identified Kuiper Belt trio, possibly only the second of its kind, could provide strong evidence that these distant ...

Scientists have discovered a potential three-body system in the Kuiper Belt, the Altjira system, challenging planet-formation theories.

The challenge of getting such an ambitious project off the ground requires endless approvals and expert teams working ...

The Kuiper Belt is a vast region beyond Neptune filled with icy remnants from the early solar system. Over 3,000 KBOs have ...

It's a new type of three-body problem for astronomers, who used the Hubble Space Telescope to determine that twin asteroids ...

After 17 years of observation, researchers are certain that what they thought was a group of two celestial bodies is actually ...