Introducing planet Mars -- What is the red planet? -- How long is a day on Mars? -- Have robots explored Mars? -- A close look at the red planet -- Why is Mars called the red planet? -- Is Mars a dusty world? -- Could I breathe on Mars? -- What is the biggest volcano on Mars? -- How deep are Martian valleys? -- Are the poles icy? -- How big are the moons of Mars? -- Is there life on Mars? -- Young astronomer -- How can I observe mars? -- Mars database -- Facts and figures -- Glossary, going further.