Galileo: Europe's rival to GPS
A snapshot of Europe's Galileo space-based navigation system which went online Thursday, designed to be far more precise than its US military-run rival GPS.
A snapshot of Europe's Galileo space-based navigation system which went online Thursday, designed to be far more precise than its US military-run rival GPS.
Space Exploration
Dec 15, 2016
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In 1610, Galileo Galilei looked up at the night sky through a telescope of his own design. Spotting Jupiter, he noted the presence of several "luminous objects" surrounding it, which he initially took for stars. In time, ...
Space Exploration
Oct 16, 2015
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