Page 4 - News tagged with galileo galilei

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.

Space Exploration

Dec 15, 2016

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Jupiter's moon Ganymede

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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