The simulation of the Solar System that came the closest to the observation was the presence of a small planet, between the ...

Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is ...

Pluto, the king of the underworld, was the ancient Romans' embodiment of death itself. Known as Hades in Greek mythology, ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

A recent study introduces the idea of Planet Y, a theoretical world that could explain strange gravitational behavior beyond ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

Pluto direct in Aquarius is a call to push forward and break free from relationships and roles that have kept you ...

Venus will trine Pluto on Oct. 14, setting the stage for powerful and magnetic encounters that could change everything.

Pluto, our planet of profound change and ultimate reckoning, is going direct in Aquarius, and the energy of the dwarf daddy ...

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor ...

A strange tilt in the outer reaches of the Kuiper Belt has scientists wondering if the solar system is hiding a potential ...

Astronomers have discovered fresh evidence suggesting the possible existence of an unseen planet in the far reaches of our ...