香港天文

所以喜歡天文嘅朋友都歡迎加入討論嚟緊如果疫情好轉，夏季會同一班天文同好搞市區roadshow，提供大型支望遠鏡比市民觀星✨

Feeds

Saturn (North up) Seeing: 4/5 Capture details: Date: 20200715 14:55 (UTC) Telescope: Celestron C8-A XLT FocalLength: ~4000mm (2X Powermate) Mount: Rainbowastro RST-135 Camera: QHYCCD QHY224C + QHY290M with ADC Exposure: 3mins RGB (1min each) + 9mins L (1min each); stacked 70% Processed: AS, RS, WinJUPOS, PS

NGC 7009 Saturn Nebula 在大家追彗星的同時試下觀察一下另類星體 Saturn Nebula是一個行星狀星雲 (planetary nebula), 中心是一顆視星等11.5等的白矮星, 因為外型似土星, 所以有土星星雲之稱 Capture details: Date: 20200718 Telescope: Celestron C8-A XLT FocalLength: ~4000mm (2X Powermate) Mount: Rainbowastro RST-135 Camera: QHYCCD QHY290M Exposure: 3sec * 60frames stacked 80% Processed: AS, PS

Jupiter 2020-07-22 UT13:45~14:25 5mins interval #天文 #木星

其實有冇都唔緊要 #天文 #武漢肺炎

來自NASA太空望遠鏡Hubble所拍攝到的土星，木星，水星和火星的紫外線和红外線的圖像。到不了的地方神秘之美 #星球 #天文

Mars (火星), the tiny little red dot (south up) Capture details: Date: 20201003 14:03 (UTC) Telescope: Celestron EdgeHD 8" FocalLength: ~4000mm (2X Powermate) Mount: Rainbowastro RST-135 Camera: QHYCCD QHY462C with ADC Processed: AS, RS, WinJUPOS, PS