The authors review current issues in the study of biogenesis and exobiology research. Topics include definitions of life; exobiological environments in the solar system, including the planets and their satellites, comets, and asteroids; energy sources for prebiotic chemistry, and the concept of the RNA world.

中文翻译：

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太阳系生命的起源：当前问题

作者回顾了生物发生和外生生物学研究中的当前问题。主题包括生活的定义；太阳系中的外星生物环境，包括行星及其卫星、彗星和小行星；益生元化学的能源，以及 RNA 世界的概念。