No, Venus was already known of in Galileo's time.
Time rates.
In galileo`s time the catholic church was at authority
No. The magnetic compass was in use centuries before Galileo's time.
Galileo was Born on15th January 1564 and he died 16th February 1642
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Galileo Galilei worked alone, which was common during his time. He did correspond with other scientists, such as Kepler.
No, Galileo was an unmanned probe. At this time, it is not possible for humans to travel to Jupiter.
It was hard life time to accomplish great things but Galileo was able to
Galileo did not discover Saturn. It was know of by the ancients. It can be seen at certain time without the aid of instruments.
It was the church.
Galileo Gaile