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Earth-Sickness Syndrome: Clinical Characterization and Treatment Outcomes in 200 Lunar Residents: A Pilot Study

Dr. T. Nguyen · Lunar Medical Research Cooperative
Lunar Psychiatry and Behavioral Health · Vol. 3, No. 2 · July 29, 2023

Abstract

Follow-up investigation building on prior work. Terra Siderans — Earth-sickness syndrome — has emerged as the most prevalent mental health condition in long-duration lunar residents. We present clinical data from 200 residents showing a distinct syndrome pattern different from traditional homesickness or major depression, characterized by grief f...

Extended analysis and updated findings. Clinical Presentation

Earth-sickness syndrome presents with a characteristic triad: (1) persistent longing for Earth that is focused on non-social aspects — weather, gravity, open spaces, natural sounds — rather than or in addition to personal relationships; (2) vivid and emotionally intense dreams of Earth environments; and (3) difficulty forming emotional attachment to the lunar environment as 'home.'

This distinguishes it from standard homesickness, which centers on lost social connections. Residents often describe grieving for sensory experiences they cannot replicate: rain, wind, the weight of their bodies in full gravity, the smell of soil.

The Heinlein-era colonial fiction captured something psychologically accurate: the deep cost of cutting ties with Earth's gravitational and bi...

Keywords

Earth-sickness, Terra Siderans, mental health, isolation, lunar psychology