The search for life on other planets

1. The search for life in the universe 2. Impacts, extinctions, and the earliest history of life on Earth 3. The history of the Earth 4. The Earth's geological record and the earliest life 5. Energy and life in unique environments on Earth 6. Origin of life on Earth 7. Requirements for extraterrestrial life 8. Is life on Mars possible? 9. Possible fossil life in meteorites from Mars 10. Implanting life on Mars 11. The exobiology of Venus 12. Titan - a natural exobiology laboratory? 13. Exobiology in the Jupiter system 14. Formation of planets around other stars 15. Searching for planets around other stars 16. The habitability of planets around other stars 17. Intelligent life in the universe 18. Life in the universe Additional reading and bibliography Index.