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Astronomy and Cosmology

Topics related to observation of space and any related phenomena.


3680 topics in this forum

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  1. Iya 2009

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  2. expanding universe 1 2

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  3. Moon, Venus and Jupiter

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  4. tuning into the Past?

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  5. Worm Holes

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  6. Black HOLES

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  7. what a Tool!

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