ODE
发表于 2025-3-21 16:37:08
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conscience
发表于 2025-3-21 22:18:54
Book 1995ery category of object that is within reach of an astronomical telescope of modest size. Each chapter deals with a different class of object, covering the whole range of possibilities from the Moon, planets and stars to more specialised observations of comets, novae, and meteors. If you own - or are
Fallibility
发表于 2025-3-22 03:03:39
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征服
发表于 2025-3-22 07:34:51
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龙虾
发表于 2025-3-22 12:15:47
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尊严
发表于 2025-3-22 16:40:29
The Observational Amateur Astronomer978-1-4471-0389-9Series ISSN 1431-9756 Series E-ISSN 2197-6562
感情脆弱
发表于 2025-3-22 19:14:28
Book 1995ied out by non-professionals. A companion book, .The . .Modern Amateur Astronomer., deals with the non-observational aspects of astronomy, from buying a telescope (or making your own), through electronic equipment and accessories, to more technical aspects such as spectroscopy and astrophotography.
神化怪物
发表于 2025-3-22 22:03:47
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吵闹
发表于 2025-3-23 02:39:33
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UNT
发表于 2025-3-23 09:11:56
10楼