Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

Astronomers have made an extraordinary discovery at the outer edge of our solar system—a strange space rock that dances in ...

A tiny object far beyond Pluto, newly discovered by the Subaru Telescope, could reshape our understanding of the early Solar System. Named 2023 KQ14, this rare “sednoid” follows an unusual orbit that ...

Given the uncertain distance, astronomers can’t tell if the weird object is associated with the supernova remnant or not. A single light-year is 5.8 trillion miles.