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On this day in space! Oct. 28, 1971: Britain launches its 1st satellite Prospero into space on a Black Arrow rocket
Your lost dog can now call home with the world's 1st satellite-connected dog collar
Croatia's 1st satellite captures its first views of home (photo)
Eirsat-1, Ireland's 1st satellite, makes space history
SpaceX launches world's 1st satellite that can pinpoint carbon emissions from space
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