Mars lies at an average distance of 228 million km from the Sun.
The diameter of Mars is 6,794 km.The average distance from the sun is 227.9 million km.
A martian year is 687 earth days.A martian day is 24 hours, 37 minutes and 22 seconds.
Back in 1877, the Italian astronomer, Giovanni Virginio Schiaparelli,believed he saw a network of canals on the red planet's surface which he believed the martians built! It was later proved that the canals were a trick of the eye.
Olympus Mons,the highest volcano on Mars. It measures 25km above the outer surface and its base measures 600km.
Mars rotates at an inclination of 24 degrees off of its axis.
Mars has two moons,Phobos and Deimos.
