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

Need a new idea to keep kids entertained? Try stargazing. Free learning activities and videos about the solar system Free learning activities and videos about the solar system Free learning ...

Titan is the only moon in our solar system with a significant atmosphere. Now we have a very good idea of how this dense ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...

A solar power plant, floating 22,370 miles (36,000 km) above Earth, might seem like science fiction. Yet, China is actively ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

The way people think of the Solar System has changed many times throughout history. Before the development of the telescope, these ideas were based on what could be seen with the naked eye.

With a radius of 2,106 miles, Mars is the seventh largest planet in our solar system and about half the diameter of Earth. Its surface gravity is 37.5 percent of Earth’s. Mars rotates on its ...

The project resulted in countless discoveries regarding the star we orbit and how it influences our solar system ... probe that led it to shut off its science equipment. When a delay in the ...