Galileo's finding that Venus goes through these, like the moon, was the 1st direct evidence for Copernican ideas
..... he found that the planet Venus showed phases just like those of 
the Moon: ... Galileo published these findings, and the Church found them 
offensive--as... [DOC] [TLE] Historic Dispute: Is Earth the center of the universe - Science Clarified [PAR] The Tychonic system held that the Sun and Moon revolved around Earth, while ... 
Galileo Galilei built his telescope,