Home / Companies / CNES / DORN Hardware DORN CNES / IRAP CNES/IRAP Detection of Outgassing RadoN (DORN) alpha spectrometer on Chang'e-6 far-side lander. CompaniesCNESOEMIRAP FlightsChang'e-62024-05-03 · CNSA national far-side lunar sample-return via Queqiao-2 relay. Cargo Detection of Outgassing RadoN Sourcescnes.fr