Galileo disrupts heaven and earth in 1610

Massimo Bucciantini et al, authors of Galileo’s Telescope (2015) sums up the difficulties that orthodoxy had with Galileo’s findings.

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If the Earth is a  planet (like Venus) circling the Sun, then the Earth is  in the sky.  That means  that the  sky is corruptible like the Earth.
Then how can  the sky continue to be the home of angels and saints?.
And how can Hell be at the center of the Earth, when the  Earth is in the sky  and thus is no longer in the region furthest from heaven?