(CNN) — Here’s a look at the exploration of Mars. The United States, Soviet Union and China are the only three countries to land a spacecraft on Mars. There have been nine successful US Mars landings: ...

Two samples from Mars together deliver the "smoking gun" in a new study showing the origin of Martian organic material. The study presents solid evidence for a prediction made over a decade ago by ...

PASADENA — Ingenuity — the Jet Propulsion Laboratory-built, drone-like helicopter that made history when it launched from the surface of Mars and conducted the first powered flight on another planet — ...

When humans finally settle on Mars, they will be stepping out into one of the most hostile environments in the solar system. But if we want to understand what life will really be like on the Red ...