An astronomer is a scientist who studies astronomy, which is the study of the universe and objects such as the stars, the planets, the moon, the galaxy, and others in space. Astronomers spend lots of time collecting and analyzing data. The astronomer’s job relies on research that could help them to discover new things about planets, stars, or galaxies. Sir Isaac Newton was an English astronomer, a physicist and a mathematician. He was born on January 4,1643 in Woolsthorpe Manor, United Kingdom. He lived during the 17th century, and made his discoveries during the scientific revolution. He died on March 31,1727 in Kensington, London. Isaac newton was the only son of local farmer. His father died three months before he was born. He was