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Astronomy and Cosmology

Topics related to observation of space and any related phenomena.


3714 topics in this forum

  1. quick blackhole question.

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  2. Am I right?

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  3. Now

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  4. big bang theory

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  5. Universe Boundaries 1 2

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  6. Dyson Sphere 1 2

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  7. Terraforming Mars 1 2

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  8. Terraforming Ganymede

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  9. Dark Matter?

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  10. Telescopes

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