Carl Gustav Witt was a German astronomer known for his contributions to the study of asteroids. He discovered several minor planets, including Witt's asteroid 103 Hera, which is named in his honor. His work in the early 20th century helped advance the understanding of celestial bodies in our solar system. Witt was also involved in the development of astronomical techniques and tools that improved the observation of celestial phenomena. His research and discoveries have had a lasting impact on the field of astronomy, influencing both contemporary and future astronomers in their studies of asteroids and other celestial objects.