Three weeks after the Spirit rover touched down on Mars, its twin rover, Opportunity, landed on the opposite side of the Red ...

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

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Mars today is a frozen, dusty desert. But if you look deep inside Valles Marineris, the largest canyon system on Mars and in ...

MAVEN was built to last in orbit until 2030 — that's not looking likely anymore.

This book’s strength lies in its authorship: it is not written by a physicist enthralled by the engineering challenge of Mars ...

Christiaan Huygens created the first recognizable drawings of Mars' surface features during the fall of 1659, an achievement made possible by his advancements in telescope manufacturing. His November ...