Every once in a while, space gives us something totally unexpected. Well this time, the solar system is surprising us with a ...

The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

In 2003, NASA-funded researchers spotted what was then the most distant object discovered in our Solar System. The dwarf ...

Would one frozen world, just visible on the rim of the Sun’s kingdom, turn decades of speculation on the concealed layout of ...

Researchers use the Subaru Telescope in Hawaii to find a small object on the outer edge of the Solar System. Nicknamed ...

Astronomers have discovered a "fossil" world lying in the outskirts of the solar system, according to new research.

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 ...

Typically, telescopes are synonymous with bringing far-off objects close, but the newest member of the solar system was discovered using wide-field imaging. The Subaru Telescope has spotted a distant ...

Ammonite was found as part of the FOSSIL survey project, which stands for the Formation of the Outer Solar System: An Icy Legacy, according to NAOJ. A more classical name will be assigned to the ...