News Oceans

Ancient tsunamis reshaped Mars’ landscape

Signs of waves shore up evidence for past ocean on the Red Planet

Martian coastline map

SURF’S UP  Meteorite impacts may have generated supersized tsunamis on Mars that reshaped the coastlines of an ocean around 3.4 billion years ago. Red-shaded region shows the reach of the more recent of two tsunamis.

A. Rodriguez

By Thomas Sumner

- More than 2 years ago

Massive meteorite impacts may have once made waves on the Red Planet.