The motion of the earth is a fact, not a theory.

Father of modern observational astronomy

Share:

Details

Context

This sentiment is clearly expressed in his writings, though the exact phrasing may vary slightly across translations or specific contexts.

Date / Period

1613-1632

Source

https://sourcebooks.fordham.edu/mod/galileo-castelli.asp

Verification

Unverifiable

Explanation

Found in 1 providers: grok

Method

Cross Reference

Sources Checked

1 source

Get This Quote on Merchandise

Premium quality, printed on demand. Ships worldwide.

Don't see what you're looking for? Email us for custom products