Esa

04.15.17
Watch the ESA trace 2 million stars' journey across the skies
04.15.17 in

Watch the ESA trace 2 million stars' journey across the skies

Our descendants sure won't see the same constellations we do.

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01.22.17
ESA wants to know why Galileo satellites' clocks stopped working
01.22.17 in

ESA wants to know why Galileo satellites' clocks stopped working

Because satellite navigation systems need precise atomic clocks to work properly.

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