An ocean the size of the Arctic once covered half of Mars, new images hint

New evidence of ancient rivers suggests Mars may have been a "blue planet," thanks to an ocean spanning its entire northern ...
Morning Overview on MSN

Mars was once a blue planet with a vast ocean, ancient rivers reveal

Mars, now a dusty world of rusted rock and thin air, once carried enough water to transform its face into something far more familiar. New mapping of ancient river systems indicates that a vast ...
Starlust on MSN

New evidence shows Mars was once a 'blue planet' covered by a massive ocean

Led by the University of Bern, the study involved investing Valles Marineris, the largest canyon system on Mars.
Space.com on MSN

Was the Red Planet once blue? New evidence points to an ancient ocean on Mars

Ancient shoreline features hint that water on Mars once formed a vast ocean.

Mars was once BLUE as scientists find signs of red planet’s ‘deepest and largest sea’ the size of Arctic Ocean & rivers

MARS was not always the beaming red we’re so used to seeing in space. Scientists have revealed that it was actually a “blue ...
Stories by SWNS on MSN

Red planet was half blue say space scientists

The red planet was half blue, according to space scientists. A research team using images from cameras on Mars-orbiting ...
La Brújula Verde

Scientists Confirm That Mars Was a “Blue Planet” With an Ocean 3 Billion Years Ago

A high-resolution morphometric analysis of the southeastern region of Coprates Chasma, part of the extensive canyon system of Valles Marineris on planet Mars, has made it possible to identify sediment ...