Ion engines is the only way a mission like this makes sense. Chemical rockets just don't cut it as much. Also what isp did you use? The vacuum raptor has signif

Ion engines is the only way a mission like this makes sense. Chemical rockets just don't cut it as much. Also what isp did you use? The vacuum raptor has significantly higher isp compared to the sea level one( and I'm not even sure that you can operate a sea raptor in vacuum).