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Feb 15, 1564
Galileo's birth
Galileo Galilei was born on February 15, 1564 in Pisa, Italy. Galileo was born to Vincenzo Galilei. Out of six children he was the oldest. Galileo was Italian.(Encyclopediaofworldbiography.com) -
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Famous velocity experiment
While teaching in Pisa, Galileo conducts a velocity experiment. The experiment apparently consisted of dropping objects off the leaning tower. He conducted this experiment to disprove Aristotle's theory that heavier objects fall faster than lighter ones. (Galileo astronomer and physicist, 70) -
The Lecturer
Galileo loved teaching others. He had many jobs as professors. In the summer of 1589, He was hired as a lecturer in mathematics at the university of Pisa. Galileo was very talented in the mathematics field and always excelled in it. (Galileo astronomer and physicist) -
Fathers Death
sadly, Galileo's father, Vincenzo Galilei passed away on July 2, 1591. After he passed, Galileo was left very upset. Galileo was left in charge of his younger brother Michelangelo. Galileo and his brother became very close due to this. (biography.com) -
Galileo's telescope
In August of 1609 Galileo his device to the senate of Venice. his telescope was more powerful and more importantly the image in the telescope was not upside down which was a con of other telescopes. He used two lenses, one concave, and the other convex and placed them in either end of a small organ pipe. senators looked at his telescope for military purposes. They were so impressed by it that they immediately doubled his salary. (Galileo Astronomer and physicist, 45) -
The moons surface
Galileo used his telescope a lot. He was always very eager to discover new things. In Autumn of 1609 he was using his telescope and he noticed something strange about the moon. Galileo made the observation that the moons surface wasn't smooth but that it was uneven. (Galileo astronomer and physicist, 67) -
Galileo's discoveries
Galileo's most important discoveries came when he began studying and looking at other planets. On January 7 he studied the largest planet, Jupiter, and over the course of 7 days he made observations on how the planet would start out with 3 "stars" and then the next night they would not be visible or on the other side of the planet. he later realized it wasn't stars that were orbiting Jupiter, it was moons. (Galileo Astronomer and physicist, 49) -
Starry Messenger
Galileo loved books and writing them. He wrote wrote several books in his lifetime but an important one was 'starry Messenger'. He published the book on March 13, 1610. Starry Messenger was a small book which revealed Galileo's discoveries that the moon did not have a flat surface but that it had mountains and craters (biography.com) -
Discourse on bodies in water
Galileo released another book in 1612. The book 'Discourse on human bodies in water' wrote about the Aristotelian explanation of why objects float in water, saying that it wasn't because of their flat shape, but instead of the weight of the object compared to the water it's in. (biography.com) -
Galileo's book troubles
In February 1632 the first volume of his book 'The two world chief systems was published and very quickly sold out. a few months later the catholic church reversed itself and suspended further publication of heresy. Galileo was then sent to trial. (The trial of Galileo science versus the inquisition, 54) -
Home sweet home
after a long couple of months, Galileo is finally granted some good news. In December 1633 is allowed to return to the village of Arcetri, outside Florence, Italy. He lived there under house arrest ( The trial of Galileo science versus the inquisition, 67) -
Galileo's first interrogation
Galileo was sentenced to trial and he later withstood several interrogations. On April 12 he went through his first interrogation. during the trail they imprison him and sentence him to be imprisoned in the Vatican for three weeks. (the trial of Galileo science versus the inquisition, 60) -
Second Interrogation
After being imprisoned in the Vatican for 3 weeks Galileo goes through his second interrogation. Galileo is granted the freedom to return home of the Tuscan Ambassador. This comes as a relief for Galileo. (The trial of Galileo science versus the inquisition, 63) -
The 3rd interrogation
On May 10, after going through 2 interrogations, Galileo attends his 3rd interrogation. Galileo pleads for mercy from the church. Galileo sees this as his last chance to beg the church for a chance. (The trial of Galileo science versus the inquisition, 62) -
The final interrogation
After going through 3 interrogations, Galileo finally makes it to his last one. He was charged Hersey. Galileo is also forced to confess his errors, renounce the Copernican system. Galileo was sentenced to imprisonment "for a period determinable at our pleasure" . (The trial of Galileo science versus the inquisition, 64) -
Galileo's Death
On January 8, 1642, arguably the greatest scientist passed away. Galileo died at the age of 77 in Arcetri, Italy. He passed away from a fever and heart palpitations which was a very common thing in his age. (biography.com)
