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M27 Dumbbell Nebula M27 아령 성운 M27 Dumbbell Nebula. M27 아령 성운.  2024. 6. 6. 17:05 UT (6. 7. 02:05 KST).   http://cometsky.com/astrophotos/m27_20240607_bsyeom.jpgTaken by Bum-Suk Yeom (염범석).    2024. 6. 6. 17:05 UT, Celestron 8” Rowe-Ackermann Schmidt Astrograph (RASA 8, D=200mm, f=400mm, f/2), iOptron HAE43 Harmonic Mount, ZWO ASI533MC Pro Camera, ZWO ASI220MM Mini Guide camera, Gain=0, CMOS sensor temp.=-10°C, 10sec x 180 = .. 2024. 6. 14.
Summer Triangle and Milky Way 여름철 대삼각형과 은하수 Summer Triangle and Milky Way.  여름철 대삼각형과 은하수.   Large photos:  http://cometsky.com/astrophotos/stm_240610_med_bsyeom.jpghttp://cometsky.com/astrophotos/stm_240610_med_ex_bsyeom.jpghttp://cometsky.com/astrophotos/stm_240610_med_rot_bsyeom.jpghttp://cometsky.com/astrophotos/stm_240610_med_ex_rot_bsyeom.jpg  Constellation lines : IAU site.   별자리 선 기준 : 국제천문연맹(IAU) 사이트.   https://www.iau.org/public.. 2024. 6. 11.
Summer constellations 여름철의 주요 별자리 Summer constellations. 여름철의 주요 별자리.   염범석. Bum-Suk Yeom.   http://cometsky.com/astronews/summer_skymap_01_large_bsyeom.jpg http://cometsky.com/astronews/summer_skymap_02_large_bsyeom.jpg 2024. 6. 5.
Cygnus, Lyra, and Milky Way Cygnus, Lyra, and Milky Way. 백조자리, 거문고자리, 그리고 은하수. ​ Large photo : http://cometsky.com/astrophotos/cygnus_lyra_20240603_web_bsyeom.jpghttp://cometsky.com/astrophotos/cygnus_lyra_20240603_web_rot_bsyeom.jpg​은하수를 따라 직녀별과 견우별 사이를 날아가는 백조의 모습은 감탄사가 저절로 나올 정도로 멋지고 우아합니다. 사진의 중앙 아래에 위치한 노란색 별의 알비레오(Albireo)는 백조의 머리 부분에 해당합니다. 알비레오는 육안으로는 하나로 보이지만 쌍안경이나 망원경으로 보면 3등급의 노란색 별과 5등급의 푸른색 별로 이루어진 쌍성으로 구분하여 볼.. 2024. 6. 4.