You probably think you know all about Mars, the fourth planet in our solar system. But what makes this planet interesting is that there’s so much left to explore. We still don’t know everything about it and over the years, we’ve discovered various things that have left us in awe! With that in mind, here are fun and interesting facts about the fourth planet: Mars Is Known as the ‘Red Planet’ It’s because Mars is covered in soil, rock, and dust made from iron oxide, it has a rusty-red colored surface. Mars is one of the most explored bodies in our solar system, and it's the only planet where we've sent rovers to roam its landscape. Mars Has Seasons Yes, that’s right! Just like earth, Mars has seasons. It experiences a tilt in its axis, which causes the planet to experience summer, spring, fall and winter. The only difference is that it gets different sunlight due to being closer to the sun than the earth. In addition, the seasons are twice as long. Mars Is Smaller T...