Astronomers have found 2023 KQ14, nicknamed Ammonite, a rare Sednoid with a unique orbit that challenges the Planet Nine hypothesis.

Discovered through the Formation of the Outer Solar System: An Icy Legacy (FOSSIL) survey using the Subaru Telescope in ...

SCOTS may be able to catch a glimpse of Pluto this week as it reaches peak brightness. The dwarf planet is set to be at its ...

Everyone has fantasised about flying through the clouds, or rocketing into space – and one way to realise that fantasy is by ...

This week, astronomers using the ALMA telescope have made a landmark discovery in the search for the cosmic "seeds of life." ...

The newly discovered world — a "sednoid" — challenges what planetary scientists thought they knew about the edge of the solar ...