1609

Le anno mille sex centos novem.

 januario 

 februario 

 martio 

 april 

 maio 

 junio 

 julio 

 augusto 
 25 de augusto: Galileo demonstra su prime telescopio a mercantes de Venetiahttps://theguardian.com/science/blog/2009/aug/25/galileos-telescope-400-years-anniversary: ""

 septembre 
 3 de septembre: le nave nederlandese  (medie luna), capitanate per le anglese Henry Hudson, entrava le Fluvio Hudsonhttps://web.archive.org/web/20230610110840/https://www.americaslibrary.gov/jb/colonial/jb_colonial_hudson_1.html
 Mortes 
 17 de septembre: Yehudah Leib ben Betsal’el, appellate le Maharal de Praga, philosopho mystic judee, nate 1512(?)https://encyclopedia.yivo.org/article/414

 octobre 

 novembre 

 decembre 

 sin data precise 
 Johannes Kepler publica le prime duo de su tres leges de motion planetari.https://www.scientificamerican.com/article/galileo-kepler-iya: ""

Categoria:Seculo 17