SMILE in space: China, EU joint planet defence satellite defies earthly tensions
China and Europe have successfully launched their first jointly developed satellite, the Solar Wind Magnetosphere Ionosphere Link Explorer (SMILE). This mission, a collaboration between the Chinese Academy of Sciences and the European Space Agency, aims to explore how Earth defends itself against solar wind.

Briefing Summary
AI-generatedChina and Europe have successfully launched their first jointly developed satellite, the Solar Wind Magnetosphere Ionosphere Link Explorer (SMILE). This mission, a collaboration between the Chinese Academy of Sciences and the European Space Agency, aims to explore how Earth defends itself against solar wind. The launch occurred on Tuesday, May 20, 2026, despite ongoing trade and geopolitical tensions between Beijing and Brussels. The SMILE project, initiated in 2015, is described by lead scientists as a "true 50/50 collaboration" designed to be a powerful tool for studying Earth's magnetic environment.
Article analysis
Model · rule-basedKey claims
5 extractedThe collaboration on SMILE occurs amidst escalating trade and geopolitical tensions between Beijing and Brussels.
The SMILE project was launched in 2015.
The satellite has been jointly designed and developed by the Chinese Academy of Sciences (CAS) and the European Space Agency (ESA).
The SMILE mission is a result of 'true 50/50 collaboration' between China and the EU.
China and Europe launched their first jointly developed satellite, SMILE, to study Earth’s magnetic shield.