A One Time Only Opportunity for a Coordinated International Effort to Understand the Lunar Surface Environment and Its Transformation Through Exploration

Image: Borys Zaitsev / Pexels

Context

This  ISSI Forum proposes to unite international experts to identify and  coordinate scientific investigations focused on the Moon's pristine  surface environment.

With renewed  global interest in lunar exploration, multiple missions are being  deployed within this decade. ESA's Terrae Novae, Artemis, Chang'e,  Chandrayaan, and international commercial ventures are converging on the  Moon's surface. This growth in human activity on the Moon will change  the fragile environment, and most likely already has.

Humanity  has a one-time only opportunity to coordinate efforts and make  measurements of the lunar environment while it remains pristine. ISSI's  platform is uniquely suited to bring together scientific experts from  across the world to align priorities, share strategies, and define a  collaborative path forward.

The ISSI Forum's interdisciplinary model will foster cross-pollination of insights and methodologies, generating integrated science goals and operational recommendations. By aligning data collection efforts across space agencies and mission timelines, we can achieve a holistic  understanding of the Moon's changing environment.

Objectives

- Explore opportunities for coordinated multi-mission observations to enable  synergistic science that individual missions cannot achieve alone, for  instance by using distributed lunar surface assets to observe global environmental phenomena or as an in-situ Earth magnetospheric  observatory.

- Define  the measurements needed to characterize the lunar near-surface  environment, including plasma, ambient (E, B) fields, dust, radiation, micrometeoroids and the exosphere including the relationship with polar cold trapped volatiles.

- Determine  priority measurement areas of interests and locations (e.g, polar  regions, permanently shaded areas, mare or highland regions, lunar swirls, the terminators lunar wake, solar wind, magnetosheath, lobes, magnetotail) to capture environmental spatial and temporal variabilities.

- Understand the influence of this environment on exploration systems performances  degradation and lifetime as well as human health.

- Assess how ongoing and future exploration activities are modifying lunar conditions (e.g. rocket exhaust gasses, tanks venting, structures outgassing, regolith redistribution etc..).


Date: 14-15 October, 2026

Conveners

Chi Wang National Space Science Center, Chinese Academy of Sciences, China
Yang Liu National Space Science Center, Chinese Academy of Sciences, China
James Carpenter European Space Agency, The Netherlands
Fabrice Cipriani European Space Agency, The Netherlands
Stas Barabash Swedish Institute of Space Physics, Sweden
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