“科学探索者”美国最权威的研究性学习教材。美国中学普遍选用的综合理科教材。也是新课标、新观念、新学法的最佳参考用书。

　　本册主要讲述的是天文学知识，内容包括搜寻彗星之家、地球、月球和太阳、太阳系、恒星、星系和宇宙、火星之旅等，将带领你探索科学奥秘，指导研究性学习，知识能力方法并重，动手动脑趣味无穷。

Nature of Science: Searching for the Home of Comets

Chapter 1 Earth, Moon, and Sun

　1 Earth in Space

　2 Phases, Eclipses, and Tides

　3 Integrating Technology: Rockets and Satellites

　4 Earth's Moon

Chapter 2 The Solar System

　1 Observing the Solar System

　2 The Sun

　3 The Inner Planets

　4 The Outer Planets

　5 Comets, Asteroids, and Meteors

　6 Integrating Life Science: Is There Life Beyond Earth?

Chapter 3 Stars, Galaxies, and the Universe

　1 Integrating Physics: Tools of Modern Astronomy

　2 Characteristics of Stars

　3 Lives of Stars

　4 Star Systems and Galaxies

　5 History of the Universe

Interdisciplinary Exploration: Journey to Mars

Reference Section

Skills Handbook

　Think Like a Scientist

　Making Measurements

　Conducting a Scientific Investigation

　Thinking Critically

　Organizing Information

　Creating Data Tables and Graphs

Appendix A: Laboratory Safety

Appendix B: Star Charts

Glossary

Index

Acknowledgments