The first female astronomer in the United States, Maria Mitchell was also the first American scientist to discover a comet, which brought her international acclaim. Additionally, she was an early advocate for science and math education for girls and the first female astronomy professor.
Astronomer Nancy Grace Roman was the first women executive at the US’s National Aeronautics and Space Administration (NASA).
Aglaonice is considered the first female astronomer in ancient Greece, regarded for her knowledge of the moon and its cycles. Plutarch wrote that she was “thoroughly acquainted with the periods of the full moon when it is subject to eclipse, and, knowing beforehand the time when the moon was due to be overtaken by the earth’s shadow, imposed upon the women, and made them all believe that she was drawing down the moon.”