Naked-Eye Sunspot 맨눈으로 관측 가능한 태양 흑점 Naked-Eye Sunspot using Solar Glasses (or Solar Filter). 태양 안경을 사용하여 맨눈으로 관측 가능한 큰 태양 흑점. https://spaceweather.com/archive.php?view=1&day=17&month=01&year=2023 http://cometsky.com/astronews/sun_230117_sdo_bsyeom.jpg A giant sunspot, visible to the naked eye, is crossing the sun's disk. A sunspots can be seen to the left of the center of the solar disk. (Caution) You must use Solar glasses or Sol.. 2023. 1. 17. 이전 1 다음