Micron-Scale Technosignatures: How a Cubic Metre of Lunar Regolith May Begin to Constrain the Number of Past Technological Civilisations in the Galaxy

arXiv:2606.24028 · astro-ph.EP · Submitted 2026-06-23 · Read on arXiv

Lewis J. Pinault, Brian C. Lacki, Ian A. Crawford, Andrew P. V. Siemion

astro-ph.EP

Submitted: 2026-06-23

Comments: Submitted to the International Journal of Astrobiology on 10 March 2026; currently under review. v3 further reconciles used/unused references, and provides additional and correctly matched doi insertions

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Arkhipov Particle — 13× in this paper
• Trace — 6× in this paper · explained in 2 episodes
• Abundance — 5× in this paper · explained in 1 episode
• Clustering — 5× in this paper · explained in 2 episodes
• Velocity Dispersion — 3× in this paper · explained in 2 episodes
• APEX — 1× in this paper · explained in 1 episode
• Alignment — 1× in this paper · explained in 1 episode
• Calibration — 1× in this paper · explained in 7 episodes
• Diagnostic Tools — 1× in this paper · explained in 2 episodes
• Entanglement — 1× in this paper · explained in 3 episodes
• Interpretability — 1× in this paper · explained in 15 episodes
• Metallicity — 1× in this paper · explained in 3 episodes
• Redundancy — 1× in this paper · explained in 2 episodes

Sources

• 3D extinction maps of the Milky Way disc from Gaia GSP-Spec parameters
• Technosignatures of Self-Replicating Probes in the Solar System
• Opportunities for Technosignature Science in the Planetary Science and Astrobiology Decadal Survey
• Type III Societies (Apparently) Do Not Exist
• Data Repurposing through Compatibility: A Computational Perspective

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