New Horizons completes third course change engine burn

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New Horizons has successfully completed the third of four engine burns required to adjust its course to fly past Kuiper Belt object 2014 MU69 in 2019.

This burn lasted 30 minutes, and having exceeding the second burn on Sunday is now the longest engine burn that New Horizons has done since launch.


  • Reflect for a moment on the robustness of machines that operate in a hostile environment for years. Sure, they’re expensive, but the engineering and manufacture are breathtaking.

  • Steve

    Agree, I was a fan of Pioneer 10 growing up, especially after it left the Solar System and was till sending back observations 30 years after launch! Incredible.

    Voyagers 1 and 2, Viking 1 and 2, Spirit and Opportunity, the list of Spacecraft that have exceeded expectations is impressive and tends to get forgotten by the public.

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