Fraunhofer-Linien und die Sterne – Josef Fraunhofer zum 200. Todestag

Astronomy on Friday Speaker: Friedrich Volck, Physical Society The primary tool of astronomers are Fraunhofer lines – the dark lines in the colored band of the rainbow. They were discovered by Joseph von Fraunhofer, who came from humble beginnings. He also built the telescopes with which Galle discovered Neptune and Bessel the parallax of stars. He died on June 7, 1826, 200 years ago, at the young age of 38. #PhysicalSociety #FrankfurtObservatory #Astronomy