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主題: 21P/Giacobini-Zinner 2018 作者: peter 於 2018-07-24 22:15:17 http://www.aerith.net/comet/catalog/0021P/2018.html
(http://www.aerith.net/comet/catalog/0021P/2018-mag.gif) https://www.facebook.com/photo.php?fbid=10160700194525343&set=gm.1844390545617767&type=3&theater 老大拍 (https://scontent.ftpe8-3.fna.fbcdn.net/v/t1.0-9/37689832_10160700194530343_4695610306456453120_n.jpg?_nc_cat=0&_nc_eui2=AeHSbiLwq3H4xKou8xJZntRTMeDyL-zCONyv3_TRXDYqL-srFNyTf6dDKeHwgSyCY7AlYC4YGJIO444QDWr8FxoMKsDPGIDNGI5yAPGfdaOyXQ&oh=ca8f75209e598273ad0b29be6320f0ec&oe=5BD61666) == https://www.skyandtelescope.com/observing/bright-comet-prospects-for-2018/ (https://www.skyandtelescope.com/wp-content/uploads/2018-21P.jpg) 主題: 回覆： 21P/Giacobini-Zinner 2018 作者: peter 於 2018-07-25 10:16:44 https://www.astronomie.be/erik.bryssinck/21p_20180723.html
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