Tag Archives: rainfall

HiRISE: Melas Chasma valleys

Valleys in Melas Chasma. Caption throwback (2008): The interpretation is that the valleys formed by precipitation in the late Hesperian epoch and the water that formed them collected in the basin to produce a lake where sediment was deposited. This … Continue reading

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Mars valley networks traced to heavy rainfall

Astonishingly similar: valley networks on Mars bear a strong resemblance to those in terrestrial arid landscapes. Researchers have been able to demonstrate this using the angles of river valley branches. From this, they infer that Mars had a primeval climate … Continue reading

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