Provides a history of various rover missions to Mars, explains the intent of the missions, and describes the scientific data collected. Outlines the difficulties involved in landing a spacecraft on Mars, how the delays in communication complicate challenges that arise, the ethics of leaving waste on Mars and the moon, and what the future holds for Mars explorations. Includes an activity, a glossary, and further reading resources.

Destination : Mars -- Traveling through space -- X marks the spot -- Exploring the planet -- The future.