Space & Civilization moves from astronomy, planetary science, and robotic exploration toward infrastructure, governance, astrobiology, and settlement scenarios. It distinguishes mission evidence from ambition: a launch is not a settlement, a biosignature candidate is not confirmed life, and an engineering concept is not yet a durable society.
Evidence level
Established Science
Broad consensus, replication, and convergent evidence.
What this means
Gravitational Biology: How Life Responds Beyond Earth
Gravitational biology studies how real and simulated altered gravity changes cells, organisms, and human function. This evidence-graded revision separates orbital free fall, terrestrial analogues, par…