herschel 400 by constellation

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herschel 400 by constellation

the astronomical league is an umbrella organization of amateur astronomy clubs and societies. currently their membership consists of over 240 organizations across the united states. the mission of the astronomical league is to promote the science of astronomy through encouraging public interest via local astronomy clubs.
Category:astronomy Global Rank:1,438,941 visits:25.1K pages/Per:2.2
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