Small objects in Solar System clumped together to form the Mars.
Magma oceans flowed on Mars.
Magnetic Field activated on Mars.
Debris ring formed around Mars after collision with a huge object.
Carbon dioxide clouds form (Mars gets warmer)
Water/Ocean Iake forms. Rainfall begins.
LIFE began on Mars. (Meanwhile life began on Earth at the same time)
Mars molten core cooled down.
It began to lose atmosphere.
Mars began to lose its water and atmosphere.
Remaining water condensed to form ice.
Mars became a dead & cold planet. (Life was dead)
Mars has a thin atmosphere.
Human robots and rovers have occupied Mars.
Mars terraformed by humans.
Mars moon phobos falls into Mars and is crushed by
Mars' gravity to form rings around the red planet.
Mars is stripped off of everything when Sun becomes a red giant.

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