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Life on Mars If life ever evolved on any of the other planets Mars is the likeliest candidate After Earth Mars is the planet with the most hospitable climate in the solar system So hospitable that it may once have inhabited primitive bacteria-like life Outflow channels and other geologic features provide extensive evidence that billions of years ago liquid water flowed on the surface of Mars Continuing changes is an accomplishment in modern American technology and it gives the world a step forward in finding the real truth about existing life on Mars Hurtling in from space some 16 million years ago a giant asteroid slammed into the surface of Mars and exploded with more power than a million hydrogen bombs This caused huge quantities of rock and soil to fly into the thin Mars atmosphere While most of the rocks fell back to the surface some of the debris fired upward by the blast at high velocities escaped the weak tug of Mars gravity and entered into orbits of their own around the sun Scientists believe that the earths gravity caught some of the debris and pulled it into the earth Scientist Digregorio Barry E B4 stated that inside the debris of falling rock were microorganisms He notes that the microorganisms may have been the very start of life as human civilization knows it There is no way to prove his theory true but it is a strong possibility Similarities in planets led scientists to believe there is a common bond between Venus Earth and Mars In August 1960 the new science of astrobiology was given the name exobiology the study of the origin evolution and distribution of life in the universe Venus Earth and Mars share similar amounts of carbon dioxide indicating a similar origin for these worlds even though much of Mars carbon dioxide mysteriously emerges from the soil and some from the polar ice cap A theory is that anaerobes
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