1.   He mentioned Galileo, the Italian astronomer who was imprisoned by local authorities for accepting the then heretical view that the earth revolved around the sun.

2.   Otherwise you will fry your eyes, the way the famous Italian astronomer Galileo fried his.

3.   Years later, Italian astronomer, mathematician and physicist Galilei Galileo demonstrated Copernicus was right and was condemned for heresy for his troubles.

4.   Io is one of four Jovian moons discovered by Italian astronomer Galileo Galilei, one of the first astronomers to study the heavens with a telescope.

5.   Io is one of four Jupiter moons discovered by Italian astronomer Galileo Galilei, one of the first astronomers to study the heavens with a telescope.