What is the mission of the mars Land Rover, and why is it important?

The Mars Exploration Rover mission is part of NASA's Mars Exploration Program, a long-term effort of robotic exploration of the red planet. Primary among the mission's scientific goals is to search for and characterize a wide range of rocks and soils that hold clues to past water activity on Mars.

This is important for several reasons.

1 For scientists to see if the planet is suitable for human life.

2 General planet discovery.

3 Atmosphere tests