Daily cosmobite: Jupiter anniversary

7_Galileo telescope replica_Powerhouse MuseumOn this day in 1610 the Italian scientist Galileo Galilei turned his very basic telescope towards the planet Jupiter. He saw three faint “stars” arranged in a straight line adjacent to the planet. Over the next few nights he realised that he was viewing not stars, but moons circling the giant planet.

A high quality replica of Galileo’s telescope. Courtesy Powerhouse Museum

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