Smithsonian Magazine on MSN
Three billion years ago, Mars may have been half covered by a sea the size of the Arctic Ocean
The Red Planet may have once been half blue. A sea the size of Earth’s Arctic Ocean blanketed part of Mars about three ...
Live Science on MSN
An ocean the size of the Arctic once covered half of Mars, new images hint
Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.
Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...
On January 25, 2004, NASA's Opportunity rover landed on Mars! This was the second of NASA's twin Mars Exploration Rovers to ...
"The structures that we were able to identify in the images are clearly the mouth of a river into an ocean." The post ...
Ancient shoreline features hint that water on Mars once formed a vast ocean.
Bruno Mars' debut full-length Doo-Wops And Hooligans soars to a never-before-seen peak on the U.K.'s albums streaming chart ...
For anyone curious about what it's like to stand on another planet, Earth offers a few convincing previews. Mars may be 140 ...
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