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

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

Looking for a little bundle of joy? Meet 10 of the cutest small dogs you can adopt right now, tiny in size, huge in ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

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

The big question is: what exactly did New Horizons spot and discover as it flew through the Pluto System? Today, in the space ...

It is emotional. It can bring tears and sadness. But as I walk through the cemetery and say my hellos and pray for their ...

Astronomers using the Hubble Space Telescope have uncovered the remains of a frozen, Pluto-like world being devoured by a distant white dwarf star.

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

CLEVELAND, Ohio - As Baker Mayfield continues to thrive with the Tampa Bay Buccaneers, some Browns fans are left wondering what might have been if he had continued his career in a Cleveland uniform.

"It shows that Makemake is not an inactive remnant of the outer solar system, but a dynamic body where methane ice is still ...

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.