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 ...

Exploration of the outer solar system may be getting a boost from the Vera Rubin Observatory (VRO). When this gigantic ...

The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, and has most recently been popularized in the novel and television show "3 ...

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

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

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

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

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 ...