Solar wind Magnetosphere Ionosphere Link ExplorerSMILE

Success Avio, Vega-C

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Mission

Astrophysics · Elliptical

Joint mission between the European Space Agency and the Chinese Academy of Sciences to investigate the interaction between Earth’s protective shield – the magnetosphere – and the supersonic solar wind.

What it put in orbit

ObjectTypeOrbit
SMILE 2026-109A Payload 6775 × 119215 km · 70.0° Globe

COSPAR ID 2026-109 (data from GCAT, J. McDowell, CC BY 4.0). Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).

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