PersistentThrust is a plugin that allows propulsion systems to operate during timewarp. The plugin includes a new solar sail part and module that allows a spacecraft to be propelled only by sunlight. It also adds a module with a patch to the stock ion engine that allows engines to thrust during timewarp. This plugin was previously a part of SolarSailNavigator, which allows you to plan maneuvers with solar sails or long duration engine burns. Development discussions specific to this module will t