Larger than any lake on Earth, Lake Eridania could be living evidence of an ancient alien life world.
New data from Mars Express doesn't just lift the curtain
The new radar system will send low-frequency radio pulses on the Martian surface and record data then return to the Mars Express spacecraft.
Scientists have published a picture of a valley on Mars that is believed to be a tribute to the existence of life on the planet.
The European Space Agency (ESA) said the Mars Express spacecraft is preparing to approach the Mars Phobos moon, entering the 48km space surrounding the celestial body.