"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today ...

As Voyager 1 pushes beyond Pluto, it reveals a shocking truth,the solar system is far vaster and more mysterious than we ever ...

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

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 ...

Astronomers have discovered a new world circling the outer edges of our solar system. So far, there are only four known ...

At the far reaches of our Solar System lies Pluto, a mysterious world shrouded in shadows and icy terrain. NASA’s latest photos from this distant dwarf planet have provided us with ...

For reference, Pluto’s average distance from the Sun is about 40 AU, so 2023 KQ14 is quite distant. At 23.4 billion miles (37 ...

It was one of the most ambitious missions for NASA since the turn of the century, with photos reshaping what scientists know about the distant world.

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 ...

Astronomers discover Ammonite, a rare icy object beyond Pluto, challenging Planet Nine theory and offering clues to the solar ...