seawitchtynemouth:Galileo’s notebook sketch of the Pleiades (Seven Sisters)Galileo Galilei, 15th Feb
seawitchtynemouth:Galileo’s notebook sketch of the Pleiades (Seven Sisters)Galileo Galilei, 15th February 1564 - 8th January 1642 -- source link
seawitchtynemouth:Galileo’s notebook sketch of the Pleiades (Seven Sisters)Galileo Galilei, 15th February 1564 - 8th January 1642 -- source link