According to study co-author Dr Fumi Yoshida, Neptune is the only known massive object near the outer Solar System that could ...

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

In the icy, dark expanse beyond Neptune, a cosmic fossil has surfaced that threatens to upset decades-old assumptions about the solar system’s secret structure. The new discovery of “Ammonite,” a ...

KQ14, nicknamed “Ammonite”, was discovered using the Subaru Telescope and is a highly elliptical object with a perihelion and aphelion that places it beyond the ...

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