Thanks to the Mars Odyssey probe and 21,000 high-resolutions photographs it took of the planet’s surface, we now have the best map ever made of Mars – and you can check it out online right now! The ...

For more than a century, astronomers debated the possibility of martian canali (channels) which Italian astronomer Giovanni Schiaparelli claimed to see on the Red Planet in 1877. Mistranslated into ...

Liquid water once shaped the Martian landscape dramatically, carving valleys, filling lakes, and forming vast oceans. Billions of years ago, during Mars' early days known as the Noachian and Hesperian ...

"We did the simplest thing that could be done — we just mapped them and pieced them together." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Mars wasn’t always the cold desert we see today. There’s increasing evidence that water once flowed on the Red Planet’s surface, billions of years ago. And if there was water, there must also have ...