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How long did it take Galileo to make the first telescope?
galileo used glass with a layer of plastic.
By 1609 Galileo had a telescope that magnified 20x
Galileo saw in his telescope when it was 1995
what is the comparison between Hubble telescope and Galileo telescope
galileo galilie improved the telescope
galileo galileo
Galileo is credited with the invention of the Telescope. Galileo was Italian.
Galileo discovered stars by using the telescope?
Galileo galilei invented the astronomic telescope Galileo galilei invented the astronomic telescope
Galileo wasn't the first to make a telescope but he discovered the telescope at the age of 46.
The Amazon River was not discovered by Galileo using a telescope.