![]() ![]() ![]() The NASA and the European Space Agency missions focus on potential life forms and evolution of the area of the Jezero crater, believed to be an ancient lake.īy studying Phobos soil samples including material from Mars, scientists hope to learn about the evolution of the Martian biosphere, Usui said. Collecting samples from multiple locations on Phobos could provide a greater chance of obtaining possible traces of life from Mars than obtaining soil from a single location on Mars, he said.Īny life forms that might have come from Mars will have died because of harsh solar and cosmic radiation on Phobos, JAXA scientists said. Tomohiro Usui, professor at the Institute of Space and Astronautical Science, said soil on Phobos is likely to be a mixture of material from the moon itself and material from Mars that was spread by sandstorms. ![]() JAXA scientists believe about 0.1% of the surface soil on Phobos came from Mars, and 10 grams could contain about 30 granules, depending on the consistency of the soil, Kawakatsu said. ![]()
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