2009 : HOW GALILEO REVOLUTIONISED OUR PERCEPTION OF THE UNIVERSE IN 1609

When one man, Galileo Galilei, first turned a telescope to the sky, his observations started a transformation that totally revolutionised the view of the universe that was then held. This revision has formed the basis of our appreciation of the cosmos to this day.

This transformation was based on five significant astronomical discoveries that commenced in the year 1609 and extended into the following year of 1610.