Detailed Report: PSLV-C61 EOS-09 Mission Failure And Suspected Nozzle Anomaly

India’s PSLV-C61 mission, tasked with deploying the advanced EOS-09 Earth
observation satellite, ended in failure on the morning of May 18, 2025, due to
a suspected malfunction in the third-stage (PS3) flex nozzle system. This
incident marks only the third failure in 63 launches for the Polar Satellite
Launch Vehicle (PSLV), a workhorse of the Indian Space Research Organisation
(
India’s PSLV-C61 mission, tasked with deploying the advanced EOS-09 Earth
observation satellite, ended in failure on the morning of May 18, 2025, due to
a suspected malfunction in the third-stage (PS3) flex nozzle system. This
incident marks only the third failure in 63 launches for the Polar Satellite
Launch Vehicle (PSLV), a workhorse of the Indian Space Research Organisation
(
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