exostosis
发表于 2025-3-30 10:30:26
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metropolitan
发表于 2025-3-30 15:21:04
How Do I Find the Best Observing Site?,The first step in observing the deep sky is finding an observing site.
ENACT
发表于 2025-3-30 17:20:33
How Do I Maximize My Time While Observing?,Most people observe from their backyards and save up trips to dark-sky sites for New Moon weekends. My friends and I do the same thing. This chapter is going to provide some information that will help you avoid wasting any of those cherished hours under dark skies.
arcane
发表于 2025-3-30 23:05:53
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精美食品
发表于 2025-3-31 02:55:40
How Can I Use a Computer to Help Me Enjoy Deep-Sky Observing?,Is this ever a loaded question! There are so many possibilities that are available to an astronomical computer user. The reason is that even a modest computer will provide much computational power and allow an astronomer to calculate, store and evaluate a huge amount of data.
做方舟
发表于 2025-3-31 06:42:47
Which Books On Astronomy Should I Get?,If you decide to really become an accomplished amateur astronomer, then you will find that you start to collect books about astronomy.
cognizant
发表于 2025-3-31 09:46:05
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道学气
发表于 2025-3-31 15:48:35
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线
发表于 2025-3-31 20:04:29
Steven R. CoeConcentrates on visual observing.Provides the reader with practical hints and tips gleaned from 20 years‘ experience.Includes comprehensive lists of deep-sky objects by category Features descriptions
冒失
发表于 2025-3-31 21:58:23
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