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

Typically, telescopes are synonymous with bringing far-off objects close, but the newest member of the solar system was ...

Learn more about a sednoid called Ammonite that has been detected in the outer reaches of the Solar System.

Analysis of an ancient meteorite suggests that rocky planets both near and distant from the sun may have formed at the same ...

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

Scientists have discovered a sednoid, named Ammonite, beyond Neptune. This icy object challenges existing theories about the outer solar system's formation.

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