The journey of astronomical telescopes began in the early 17th century when Galileo Galilei crafted his first refracting ... These groundbreaking observations challenged the geocentric model of the ...
Learn about the life and scientific contributions of Johannes Kepler, the 17th-century astronomer known for his laws of ...
GALILEO: Good morning, guys, I hope you're having a lovely day. I am Galileo Galilei, a scientist from Italy and I am the man who is making some exciting discoveries around force and I am here ...
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