The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System ... a large fraction of the size ... Dec. 20, 2024 ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

2025 is starting off with a bang for skygazers, with a planet parade now visible in the night sky. A planet parade is when several of our solar system's ... like you see in pictures, but they ...