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International Astronomical Union
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- 1Astronomers say AST SpaceMobile satellites far exceed brightness limits●"Our measurements reveal an average brightness seven times brighter than mitigation targets cited in FCC filings and pea
Astronomers report that new measurements show satellites averaging seven times brighter than mitigation targets cited in FCC filings, with peak brightness more than 200 times above the International Astronomical Union's recommended threshold. The findings raise concerns as AST SpaceMobile prepares further deployments that could worsen light pollution affecting ground-based astronomy.