He improved the recently invented telescope to see into space, he discovered Jupiter's moons and Saturn's rings. He observed how Jupiter's moons orbited around it and this convinced him that the Copernicus's Heliocentric model (model of planets orbiting around the sun rather than the earth) was correct.
Galileo published these ideas and was put on trial for supporting the heliocentric models and going against the Roman Catholic Church's beliefs. He avoided execution but spent the rest of his life under house arrest.
Thermometer
Galileo did not discover Saturn. It was know of by the ancients. It can be seen at certain time without the aid of instruments.
Galileo discovered Saturn's Rings in 1610
Galileo found out that gravity is a force
At his house
He discovered it on the moon.
No, Venus was already known of in Galileo's time.
Galileo did not discover Saturn. It was know of by the ancients. It can be seen at certain time without the aid of instruments.
nope
yes Galileo Galilie discovered Saturn
Galileo discovered Saturn's Rings in 1610
Galileo's greatest discovery was the discovery of jupiter's moons and rings.
Galileo found out that gravity is a force
galileo galili
1610 why
In astronomy, he used a telescope.
Sun spots
In the year 1610