Yes, Mars is part of our solar system.
Mars is in our solar system.
Yes: the terrestrial planets (Mercury, Venus, Earth, and Mars) are part of our own solar system.
Not really, no. It's a part of the solar system, if that's what you mean, but it's not a property... you can't say that one stellar system is "very mars" and another is "only a little mars", for example.
No. Mars is the fourth planet of our solar system.
No. It is still in the solar system.
Our Solar System
Jupiter comes after Mars in the solar system.
Mars has the largest volcano in the solar system, Olympus Mons.
No. Jupiter is the largest planet in the solar system. Mars is the second smallest.
No. The sun is at the centre of our solar system.
1108 Demeter - is part of the Asteroid belt, located between the orbits of Mars and Jupiter.
Moon, Milky way galaxy, mars and many others.