What effect did Galileo's confirmation have on the perceived scale of the cosmos immediately following his discovery?

Answer

It immediately expanded the perceived scale of the cosmos by orders of magnitude.

The confirmation that the faint glow was millions of tightly packed, incredibly far-off stars forced observers to confront a universe far more populated and vastly larger than previously assumed.

What effect did Galileo's confirmation have on the perceived scale of the cosmos immediately following his discovery?
discoveryGalileoastronomytelescopeMilky Way