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pradeep negi
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Posted 5 year ago
pradeep negi 
In 1609, which astronomer was the first to describe the moon's surface as being mountainous?
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Mitesh Sharma
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Posted 5 year ago Mitesh Sharma

Galileo Galilei was the first person to scientifically observe the Moon and publish his discoveries . In late 1609 he discovered that the Moon was not a smooth heavenly sphere but had mountains and valleys, like the Earth.