NASA Flight Director Zebulon Scoville has revealed details of an incident with the Science Multipurpose Laboratory Module (MLM) after docking with the International Space Station (ISS). According to Mr. Scoville, the ISS made one and a half revolutions in one direction, then half of a revolution in the other. Earlier it was reported that the station made a 45-degree turn.
“Almost all of the rotation was pitch. Almost 1.5 turns one way, then 0.5 turns for a return, ”wrote Mr. Scoville on Twitter.
Pitch is the angular movement of an aircraft or vessel relative to the main (horizontal) transverse axis of inertia.
MLM Nauka docked to the ISS on July 29. On July 31, the module was integrated into the station.
After docking with the ISS, MLM spontaneously turned on the engines, which led to the turn of the ISS. The reason for the abnormal situation was called a program failure, the crew was not injured.
Read more about the incident in the publication “Kommersant FM” “ISS corrected the orbit.”