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Earth and Planetary Sciences at ETH Zurich
@eth-eaps.bsky.social

The ground-penetrating radar of NASA’s Perseverance rover has found signs of a river-and-delta system at Jezero that is buried deep beneath the surface and might be 4.2 billion years old. The study, led by UCLA, used radar data to study layers of sediment buried more than 35 meters below ground.

scientificamerican.comNASA’s Perseverance Mars rover discovers even older lost rivers at Jezero CraterBy plying its ground-penetrating radar in the depths of Mars’s Jezero Crater, this rover has found even older deltas buried beneath those seen on the surface from space
Earth and Planetary Sciences at ETH Zurich
@eth-eaps.bsky.social

Fredrik Andersson from the Mathematical Geophysics group at @ethz.ch contributed significantly to conceptualisation, data curation, data analysis, software, and data visualisation in the study. Read the Science Advances article: doi.org/10.1126/scia...

doi.orgGround penetrating radar observations of ancient large-scale deltaic structures in Jezero crater, MarsAncient deltaic and fluvial structures detected with radar in Jezero crater, Mars hold implications for habitability.

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