A historic engineering model of COS-B, the first satellite to be launched under the new-born ESA back in 1975, being touched by a young space enthusiast during the Sunday 4 October 2015 ESTEC Open Day.
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A historic engineering model of COS-B, the first satellite to be launched under the new-born ESA back in 1975, being touched by a young space enthusiast during the Sunday 4 October 2015 ESTEC Open Day.
More about CC BY-SA 3.0 IGO