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Dimensions
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dryson's photon "physics"
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2010 Leonids
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2010 Geminids
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What is the end of a light ray?
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Lightcraft
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Space based solar power
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the expansion of space
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yevaud
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Green fireball meteor
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eburacum45
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Hawking Radiation
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gravity
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Space
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Found a meteorite?
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adrenalynn
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Dark matter musings
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What makes sun to move?
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Solar system
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A Lesson In Physics (Relearned)
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Titan rotation..
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Newton's law and my (foolish) question
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New Comet visible in scopes
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scenario : Earth stops rotating
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Flashing Light In Orion
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Unified Field Theory.Unification of gravity field with the e
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origin
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A question on the Casimir Effect
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origin
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Phobos
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csmyth3025
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stars
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neilsox
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What happened before the big bang?
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little House on the Prairie
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tuba
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Length Contraction MMX
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origin
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Satellite Observing Discussion
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Is there an upper limit to the energy of a photon?
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Dramatic Images of Space?
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Slam! Bam!
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The Physics and Requirements of a Deep Space Galleon
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scottb50
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Moderator Actions, Closed, Moved threads, etc...
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captdude
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Comet 103P/Hartley 2 Visibility
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Air Quality checking equipment.
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neilsox
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Is infinity an odd number?
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captdude
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Base 10 math
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SJQ
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