The Anthropocene Review. 2026This paper aims to explore an astrobiological genealogy of the concept of the Planetary vividly discussed in contemporary environmental humanities and social sciences, and to offer a framework for an articulation of political-economic models based on this concept. Following Bentley Allan, we propose to treat the Planetary as an example of scientific cosmology, thus emphasizing how astrobiology supports a much broader philosophical worldview that shines a new light