I think that many eons ago mars once had life on it maybe mars had intelligent life like a civilization. I think mars might of had a moon or moons like the Earths moon but an large asteroid from the asteroid belt probably collided with mars's moon mostly destroying it leaving only phobos and deimos then the debris from the moon then collided with mars wiping out almost all life on the planet the debris from the bombardment stripped away most of mars atmosphere and boiled away mars's surface water example oceans,rivers and lakes or they were ejected into space . my theory might explain why this planet is unihabitable.
2007-03-12
12:23:34
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6 answers
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asked by
regboi45
2
in
Science & Mathematics
➔ Astronomy & Space