An Ancient Asteroid Impact May Have Caused a Megatsunami on Mars
TheViking 1lander get in on the Martian surface 46 years ago to investigate the planet . It shed down into what was thought to be an ancient outflow channel . Now , a squad of research worker believes they ’ve notice evidence of an ancient megatsunami that swept across the planet 1000000000000 of age ago , less than 600 miles from where Viking shoot down . In a Modern paperpublishedtoday in Scientific Reports , a team identified a 68 - mile - all-embracing shock crater in Mars ’ northerly lowlands that they suspect is leftover from an asteroid rap in the major planet ’s ancient past ....