I have something similar to this. Get into space finish my primary burn. Start to coast to apoapsis. Soon as i push time warp the game says I'm accelerating Apoapsis is increasing even if I'm facing in retrograde. I'm assuming it's something to do with the time warp and one of the mods. Mods: TACLS MKS/OKS Karbonite B9 MechJeb2 EnvironmentalVisualEnhancements Tweakscale LLL KAS Ship Manifest Would love to see someone identify the problem and fix