There are no known lifeforms on Mars.
It is on Mars.
It is not known who vanished life on Mars. There are however proofs that there was once life on Mars.
Its Mars, though either name could be correct, seeing how it is the Greek equivalent.
no
Mars is known as the red planet. :D
Is mars known as earths sister planet
There are no known lifeforms on Mars.
Mars has been known for thousands of years. No particular "discoverer" is known.
Mars is known as the red planet. This is because the iron in the soil gives it a red color. Mars is thought to have once had lakes and oceans.
The planet Mars is known from prehistoric times.
Mars is a planet in its own right. It has two small known moons in orbit around it.
Deimos and Phobos are the two moons of Mars
Mars has two known moons!!
Mars is also known as (AKA) "The Red Planet."
It is on Mars.
Planet Mars is known as the red planet.