Or...? Check out the &quot;Multiwavelength Milky Way&quot; In 1610 Galileo Galilei discovered the four largest moons of Jupiter using a homemade telescope.
(Galileo Galilei; discovered; the four largest moons of Jupiter; using a homemade telescope; T:In 1610)
Galileo Galilei
discovered
the four largest moons of Jupiter using a homemade telescope T:In 1610