Giant Sunspot AR3590 거대한 태양 흑점 AR3590 Giant Sunspot AR3590. 거대한 태양 흑점 AR3590. 2024. 02. 26. 15:50 UT. Image: NASA/SDO. http://cometsky.com/astronews/giant_sunspot_20240226_sdo_bsyeom.jpg A giant sunspot, visible to the naked eye, is crossing the sun's disk. A sunspots are visible to the right of the center of the solar disk. This sunspot is about 10 times the size of Earth. We can observe this sunspot for about three days. (Caution).. 2024. 2. 27. 이전 1 다음