Sep 17, 2022
The Search for Life Off Earth Points to Mars
Posted by 21st Century Tech Blog in categories: alien life, chemistry
The word “intriguing” is being used to describe Perseverance results coming from sedimentary rocks on Mars that are of the same type known for preserving fossils and evidence of life here on Earth.
When NASA landed the Perseverance rover on Mars complete with an instrument package capable of identifying organic molecules, the Agency chose the Jezero Crater, the site of an ancient water-formed delta dating back 3.5 billion Earth years. The goal was to look for signs of ancient Martians, not the Martians of H.G. Wells’ “War of the Worlds,” but rather microorganisms like the ones that killed off the Martians after they arrived.
Onboard Perseverance is an instrumentation package that goes by the acronym SHERLOC which stands for Scanning Habitable Environments with Raman and Luminescence for Organics and Chemicals. Using SHERLOC, Perseverance has been sampling sedimentary rocks laid down by the water that flowed on the Martian surface earlier in its history.
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