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 ...
The Daily Galaxy on MSN

Mars had an Arctic-sized ocean, and we’re just now finding out, say scientists

Long thought of as a dry, barren world, Mars may once have shimmered with shades of blue. A new study reveals the discovery ...
New Scientist

Mars once had a vast sea the size of the Arctic Ocean

Spacecraft orbiting the Red Planet have helped researchers map out an ancient coastline that surrounded a large ocean billions of years ago ...
NewsBytes

Mars once had an Arctic-sized ocean, study finds

Scientists have discovered evidence of a massive ancient ocean on Mars, providing new insights into the planet's history when it was abundant with water.

Tiny Mars's big impact on Earth's climate: How the red planet's pull shapes ice ages

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

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 planet” some 3billion years ago. The search for water ...