The reason why Mars is called the Red Planet is because of its reddish appearance when seen from space and Earth. Mars is red ...

Mars is called the Red Planet due to iron oxide covering its surface, giving it a rusty red appearance. This article explains ...

"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure the US does not cede leadership in deep space to other nations, such as China ...

Skylights, openings in the surface of Mars that descend down into caves, have been found on Mars, along with signatures for the presence of water ice. New images from the Mars Express orbiter reveal ...