Artemis II Moon Launch Disturbed Earth’s Ionosphere and Could Have Caused GPS Errors, Study Finds
NASA’s Artemis II Moon launch on 1 April 2026 disturbed Earth’s ionosphere so strongly that it could have caused temporary GPS positioning errors of several metres, according to a new study reported on 4 November 2026. Researchers in Taiwan, working with data from about 3,500 ground-based GPS stations across the Americas, found two long disturbances…