Johannes Kepler (IMAGE) European Space Agency Caption Johannes Kepler (Dec. 27, 1571-Nov. 15, 1630) was a German mathematician, astronomer and astrologer, and key figure in the 17th century scientific revolution. This image is a copy of the 1610 original in the Benedictine Monastery, Krems. Credit Credits: Artist unknown Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.