The need to buy solar glasses 태양 안경 구입의 필요성 You should buy solar glasses quickly this year to observe sunspots with the naked eye. 올해 맨눈으로 태양 흑점을 관측하기 위해서 반드시 태양 안경을 구입해야 합니다. https://spaceweather.com/archive.php?view=1&day=25&month=02&year=2024 What is the safest way to view the sun? The safest way to view the Sun is through solar glasses that meet the international safety standard ISO 12312-2:2015, which was confirmed in 2020. These gla.. 2024. 2. 25. Solar Flare 태양의 플레어 Solar Flare (C8-class). 태양의 플레어. 2018-02-07 13:44 UTC. Movie: 2018-02-07 01:00 ~ 23:00 UTC.Image credit: SDO/AIA. 염범석. Bum-Suk Yeom. 2018. 2. 8. 이전 1 다음