Maria Mitchell discovered a comet which became known as the “Miss Mitchell’s Comet”. She won a gold medal prize for her discovery which was presented to her by King Frederick VII of Denmark. MItchell became the first woman member of the American Academy of Arts and Sciences in 1848 and of the American Association for the Advancement of Science in 1850. She became professor of astronomy at Vassar College in 1865, the first person appointed to the faculty. She was also named as Director of the Vassar College Observatory.