China’s Long March 7A Rocket Fails During ChinaSat-4B Launch

Dhillon Guri

China’s Long March 7A rocket failed shortly after liftoff on Monday while carrying the ChinaSat-4B communications satellite. The incident occurred at the Wenchang Space Launch Site in Hainan, raising questions about the reliability of the rocket used for high-orbit missions.

The rocket launched at 8:02 p.m. Beijing time (8:02 a.m. ET). China’s state-run Xinhua news agency reported that the mission was unsuccessful after an in-flight anomaly. Chinese authorities said an investigation into the cause of the failure is underway.

SpaceX CEO Elon Musk commented on the incident on X, saying, “rockets are insanely hard.” He also expressed hope that the Chinese team would recover quickly as the country’s commercial and state-owned space companies continue competing with SpaceX.

Space expert Jonathan McDowell said launch footage indicated that the rocket was destroyed at relatively low altitude and speed. This suggests that neither the ChinaSat-4B satellite nor significant rocket debris reached orbit.

The failure is notable because it was the first Long March 7A failure since its maiden flight in March 2020, which also ended unsuccessfully because of an in-flight malfunction.

The Long March 7A is a medium-lift rocket mainly designed to carry communications satellites toward higher orbits. Industry expert Blaine Curcio said the failure could be a setback for the program but currently appears limited in scope.

The incident is unlikely to significantly affect China’s broader low-Earth-orbit launch plans because the Long March 7A has a different role.

Meanwhile, China is preparing for the Chang’e-7 lunar mission, which is expected to launch in the second half of 2026. The mission will study the Moon’s south pole and search for water ice in permanently shadowed craters.

Chang’e-7 will use the larger Long March 5 rocket, not the Long March 7A. Experts therefore do not currently expect Monday’s failure to have a major impact on the lunar mission’s schedule.

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