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Serbian Astronomical Journal

GLOWCOST: ESTABLISHING A DISTRIBUTED NETWORK OF PORTABLE MUON DETECTORS FOR SPACE WEATHER STUDIES

Nikola Veselinović, Mihailo Savić, Tharindu G. Hettiarachchi, Arfa Mubashir, Viacheslav M Sadykov, Enosh Herath Mudiyanselage, Xiochun He.

BOOK OF ABSTRACTS AND CONTRIBUTED PAPERS: International scientific conference Meeting on Operational and Research Capabilities for Better Understanding Solar-Terrestrial Interactions ,
Pages: 74-76,
https://doi.org/10.69646/aob250925

International scientific conference Meeting on Operational and Research Capabilities for Better Understanding Solar-Terrestrial Interactions
Published by: Scientific Society Isaac Newton
Published: 2025

Abstract
Monitoring both space and terrestrial weather is crucial for protecting lives, infrastructure, and technology, while supporting agriculture, transportation, energy systems, and public safety, particularly during extreme solar activity events. Muon flux var iations, influenced by atmospheric factors like pressure and temperature, are also sensitive to space weather phenomena. The Global Low -Cost Observation of Weather and Space weather with Cosmic Rays and Terrestrial Sensors (gLOWCOST) is a network of affordable, portable cosmic ray muon detectors designed to monitor cosmic ray flux changes with high precision and near real -time capability, offering a powerful tool for observing dynamic shifts in both space and terrestrial weather (Mubashir et al., 2023). Additionally, the network promotes international STEM outreach and collaboration. This work presents an ongoing interdisciplinary initiative led by Georgia State University to establish a global network of these detectors, currently deployed in nine countries, with plans for further installations across diverse environmental and geophysical conditions. We discuss the detector hardware setup (He et al., 2021) and preliminary global measurements during extreme events of the ongoing solar cycle 25 (Mubashir et al., 2025).
International scientific conference Meeting on Operational and Research Capabilities for Better Understanding Solar-Terrestrial Interactions