Harvard & Smithsonian has discovered a rare object far beyond Neptune, from a class known as trans-Neptunian objects, th ...

A team of astronomers from Taiwan has uncovered promising evidence suggesting the existence of Planet 9, a hypothesized ...

A team of astronomers discovered a strange object in the outer solar system that is in a resonant orbit with Neptune.

A stronomers have discovered an incredibly rare non-planetary body lurking on the outer reaches of the Solar System, which ...

KQ14, nicknamed "Ammonite", was discovered using the Subaru Telescope and is a highly elliptical object with a perihelion and ...