Facts on Mars

Mars has seasons because its tilt is 25 degrees, but the summer is 20C and the winter is -153C. Mars gravity is only 1/3 of that of the earth. You will lose over 60% of your weight on Mars. Mars has the largest volcano--3 times higher than Mt Everest. Mars has the longest canyon--10 times longer than Grand Canyon and 4 times deeper. Mars has 100 mph dust storms. Mars' atmosphere has 96% CO2, and only 0.1% O2. Mars had a global flood in its early history. Now water is locked up in south pole as ice, if melted, it would cover the whole Mars up to 36 feet or 11 meters. Mars has extensive water erosion evidence.