Reported Version: v0.1.4 (latest) | Mods: Lazy Orbits was used to create the 8001 test save then removed | Can replicate without mods? Yes  OS: Windows 10 | CPU: i9 9900K | GPU: 3070ti | RAM: 32GB Expected Behaviour: That when a craft isn't rendered the game treats 1 craft as one entity (no matter how many parts it has) and that the craft is on rails to improve overall performance. Note: This behavior might be different then a craft is using its engines. Observed Behaviour: Tha