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Matt345

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    A Commercial resupply mission to the space station this week
    2:43

    A Commercial resupply mission to the space station this week

     18  views 1 comment
    Launch of Northrop Grumman's 20th Cargo mission to the space station. (NASA)
    40:33

    Launch of Northrop Grumman's 20th Cargo mission to the space station. (NASA)

     12  views
    NASA launching space station.
    0:54

    NASA launching space station.

     29  views
    Our universe has Trillion of galaxies.
    5:43

    Our universe has Trillion of galaxies.

     8  views