what is an airplane made out of and how do they put it all together from the fuselage to the electronics in the plane, Please with all the boring details.
Hence, prior to the invention of the telescope, nothing was known about the planet besides its position on the sky. The Italian scientist Galileo Galilei was the first person known to use a telescope to make astronomical observations. His records indicate that he began observing Mars through a telescope in September 1610.
The original Galileo was an Italian natural philosopher, astronomer, and mathematician. He is best known for his discovery of the telescope.For more information about Galileo, check out (link will open in a pop-up window). Galileo Galilei web site.he original Galileo was an Italian natural philosopher, astronomer, and mathematician. He is best known for his discovery of the telescope. For more information about Galileo, check out (link will open in a pop-up window). Galileo Galilei web site.