 Goddard High Resolution Spectrograph

The Goddard High Resolution Spectrograph (GHRS) was an instrument used aboard the Hubble Space Telescope (HST) to perform high-resolution spectroscopy of astronomical objects. It was one of the two spectrographs on Hubble, the other being the Space Telescope Imaging Spectrograph (STIS). **Key features of GHRS include:** 1.