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BepiColombo Mission Adjusts Trajectory to Mercury After Thruster Issue

ESA and JAXA's spacecraft will now arrive at Mercury in November 2026, nearly a year later than planned, following an electric propulsion glitch.

  • BepiColombo experienced a thruster problem in April 2024, reducing its electric propulsion power.
  • ESA engineers devised a new trajectory to compensate for the reduced thrust, delaying orbital insertion by 11 months.
  • The fourth flyby on September 4 will bring BepiColombo closer to Mercury than originally planned, at just 165 km from the surface.
  • This flyby will be the first to capture images of Mercury's poles and test several scientific instruments.
  • Despite the delay, the mission's scientific objectives remain intact, with full operations expected after orbital insertion.
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