Summary Data for 2019 January’s Comets Summary Data for 2019 January’s Comets.2019년 1월 주요한 혜성들. http://cometsky.com/astronews/comet_chasing_in_01_jan_2019_bsyeom.jpg 염범석. Bum-Suk Yeom. Credit: Bum-Suk Yeom, http://cometchasing.skyhound.com. 2019. 1. 4. 이전 1 다음