Astronomers have discovered a possible new dwarf planet orbiting far beyond Pluto. First detected in March 2023 by Japan's Subaru Telescope in Hawaii, this object has been dubbed 2023 KQ14 and ...

Astronomers have discovered "Ammonite," a mysterious object on the solar system’s edge whose unusual orbit challenges current ...

We still don't know for sure if there's a ninth planet in our solar system, but a new discovery could help to prove that ...

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

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

Planet Nine should appear stationary over the course of a single day but show detectable movement over months.

The discovery was made by astronomers using the Subaru Telescope, which is situated atop a dormant volcano in Hawaii.

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

Deen said it was discouraging that no sign of Planet Nine has been found so far, but with Vera Rubin “on the horizon I don’t think we’ll have to wonder about its existence for much longer”.

Astronomers used a telescope in Hawaii to find a new object on the outer edges of our solar system, helping to fuel evidence ...

Deen said it was discouraging that no sign of Planet Nine has been found so far, but with Vera Rubin "on the horizon I don't think we'll have to wonder about its existence for much longer".