New discoveries of objects in the Kuiper Belt have also presented challenges for the Planet Nine theory. The latest is known ...

Uncover fascinating and lesser-known facts about our solar system! Discover why you can't stand on Uranus, which moon has ...

Dwarf planets Haumea and Makemake are the latest additions to the Maine Solar System Model, billed as the largest solar ...

A newly discovered dwarf planet called 'Ammonite' (2023 KQ14) has been spotted in the outer solar system, and it could be ...

Ever since the International Astronomical Union recognized Haumea and Makemake as dwarf planets in 2008, University of Maine ...

This rare planetary alignment will be visible from August 10 but will be best viewed later in the month. Here’s everything you need to know to see it at its best.

(AP) — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system ... It’s a yellow ...

In 2025, two notable dwarf planet candidates have been discovered or formally announced in our solar system, both trans-Neptunian objects (TNOs) located far beyond Neptune.

I t is often remarked upon that the distribution of rings and moons around the giant planets of the Solar System – Jupiter, ...