The Martian year is about 687 Earth days.
Mars is an inner terrestrial rocky planet. Though there is an atmosphere is is very thin compare to the earths.
earths average air pressure is 1013mb where as mars average air pressure is 7mb
takes longer to orbit the sun
One year on Mars is about 687 earth days compared to the the 365 days in a year on Earth.
Mars, with a orbital period of around 687 days, almost two Earth years (1.88 earth years).
Is mars known as earths sister planet
mars is a small planet
Mars is bigger than Earth's moon. Mars has a diameter of about 4,212 miles, while Earth's moon has a diameter of about 2,159 miles.
No.
Mars
no
18.85 (The gravity on mars is roughly 37% of the Earths gravity)