Goddard High Resolution Spectrograph
The Goddard High Resolution Spectrograph ( GHRS or HRS ) was an ultraviolet spectrograph installed on the Hubble Space Telescope during its original construction , and it was launched into space as part of that space telescope aboard the Space Shuttle "Discovery" on April 24 , 1990 ( STS-31 ) . 
<triplet> Hubble Space Telescope <subj> Goddard High Resolution Spectrograph <obj> has facility <subj> Discovery <obj> vehicle