What was the title of the booklet published by Galileo in March 1610 that contained his detailed observations?

Answer

Sidereus Nuncius

The culmination of Galileo’s work appeared in the short, explosive booklet published in March 1610, titled Sidereus Nuncius (The Starry Messenger).

What was the title of the booklet published by Galileo in March 1610 that contained his detailed observations?
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