Why are the tallest peaks in the solar system found on one of its smallest worlds? Like any planet, how Mars looks outside is tied to what goes on inside.
What would it feel like if you could stand on Mars – toasty warm, or downright chilly? Find out more about the temperature on Mars in this 60-second video.
Mars is often known as the Red Planet, but is it really red? This 60-second video answers one of the most frequently asked questions about our planetary neighbor.