“…In the left side of figure, the part where the color of the flight trajectory changes from red to blue is the point where the first deterministic delta-V is performed. The recent progress on various KPLO trajectory design and analysis can be found on Refs (Kim et al 2019a(Kim et al , 2019b(Kim et al , 2020a(Kim et al , 2020b(Kim et al , 2020c(Kim et al , 2021Bae et al 2020aBae et al , 2020cBae et al , 2021Hong et al 2020aHong et al , 2020bLee et al 2020aLee et al , 2020bLee et al , 2020cPark et al , 2020bSong et al 2020aSong et al , 2020b.…”