Planetary Volumes Mars

Life on Mars

Life

By: My space

PicsArt_06-09-10.07.21
brown sand under blue sky during night time

Mars is interesting for study the origin of life.

mars

Astronomers thought that, Mars was once upon time billions of years ago biologically active. 

mountains under white clouds at daytime

Mars surface contain elements like C,O,P,S,H,N and essential micronutrients with fixed nitrogen.

brown rock formation under white sky during daytime

In the past Mars had dense Co2 atmosphere and colder than Earth. 

Past

media/unsplash:E7q00J_8N7A

With time Mars lost his magnetic field which leads to decrease in surface habitability.

aerial view of mountain

In present, till now any rover can not found any life evidence.

Present

black rock on desert

Astronomers calculated that, due to cosmic radiation any terristrial bacteria can not be present up to depth 2 meters.

brown and white mountain under gray sky

Biosignatures includes Methane, Formaldehyde and Mars meteorites that found on Earth.

Possible biosignatures on Mars

worm's eye view of trees during night time

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