GLOAT
发表于 2025-3-21 18:56:41
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强制令
发表于 2025-3-22 00:05:39
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aquatic
发表于 2025-3-22 04:18:43
The Patrick Moore Practical Astronomy Serieshttp://image.papertrans.cn/s/image/875926.jpg
largesse
发表于 2025-3-22 08:33:55
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脱水
发表于 2025-3-22 12:38:30
Seeking Out the Dark,Please retain the emphasis (bold and italic) in this book as given in MS.
无可争辩
发表于 2025-3-22 13:57:36
Observing in Suburban Skies,You . observe from there! Don’t be put off by comments or grumbles from country dwellers or those with vehicles and safe access to dark skies. It . harder to see galaxies, and clusters may not be quite as jeweled as described, but there are methods and techniques to enhance your observing session from wherever you are located.
抗原
发表于 2025-3-22 18:19:33
Other Astronomical Phenomena,The aim of the guide has been to help amateur astronomers find and enjoy popular and interesting objects visible in suburban skies. The emphasis has been on stellar, deep-sky and lunar objects, but there are also astronomical phenomena that are observable from such locations as well, so a few words on each of these conclude the guide.
送秋波
发表于 2025-3-23 00:16:35
Malcolm Zack,Andrew Gannon,John McRobertsEnables observers to find popular and more unusual objects for a varied and interesting observing session.Shows town dwellers how to make the most of their limited horizons and skies.Includes original
祖传财产
发表于 2025-3-23 02:14:27
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Osteons
发表于 2025-3-23 09:05:44
Observing the Moon,e that causes so much torment to those in pursuit of the subtle light from the deep sky is the very characteristic that makes it such an appealing subject from suburban skies. Even the worst city lights are unlikely to swamp out the Moon!