Could Mars volcanoes have supported ancient life on the Red Planet? Well, maybe

And there is this: https://www.earth.com/news/luca-last-universal-common-ancestor-progenitor-all-life-on-earth/ , which states

"Tracking gene changes throughout Earth’s history, the study dates LUCA to about 4.2 billion years ago, only a few hundred million years after Earth itself pulled together."

"LUCA" is the "last universal common ancestor" for all life on Earth, and this study provides indications that it is much older than previously thought.

If life did come into existence so early in Earth's history, likely from the chemistry in existence in volcanic vents under the ocean's surface, it seems highly likely that it could have also evolved on other planets, even if it was soon extinguished. Or, it might still be hanging on in places like Mars. But not likely on our Moon.
 
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