Mars: Size, distance from the Sun, orbit

Mars is the fourth planet from the Sun and orbits roughly 142 million miles (229 million km) away from the Earth.

Orbital Transfer (Space Probe Orbits) Calculation between Planets

Mars: Everything you need to know about the Red Planet

ESA - Close encounters with Mars

Mars: Size, distance from the Sun, orbit

Mars planet Canadian Space Agency

Astronomical Unit: How far away is the sun?

Solar system planets sun diagram hi-res stock photography and images - Alamy

An Overview of the Solar System

Orbit of Mars – Center for Planetary Sciences

How much sunlight does Mars get compared to Earth? - Quora