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 ...

It's Mars Day! November 28 is celebrated as Red Planet Day, dedicated to honoring Mars, our fascinating planetary neighbour.

Also one of the facts about planets is that Mars had a thick atmosphere in the past. It is believed to have water in the past ...

This is a photo of Meridium Planum, a plain on the surface of Mars ... of the distant Solar System that we know about, such as the Kuiper Belt. It's all good and well knowing facts about space ...

What is between Mars and Jupiter in our Solar System? Mars in the fourth planets in our Solar System and is 141,640,000 miles (227,940,000 kilometers) from the Sun. The fifth planet in the Solar ...

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 ...

We are basically showing that there may not have ever been a good reason to assume Mars' dynamo shut down ... even why the entire solar system is that way," said Harvard's Sarah Steele, who ...