Space
Could Earth Life Have Actually Originated on Mars?
A new study suggests asteroid impacts could allow microbes to survive interplanetary transfer, raising the possibility that life on Earth began on Mars.
Key Takeaways
- Study shows microbes could survive asteroid ejection and interplanetary transit
- Early Mars may have been more hospitable for life's origin than early Earth
- Mars sample return mission could test shared ancestry between planets
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DT Editorial AI··via space.com