 The first star catalogue in Greek astronomy was created by <unk> in approximately 300 BC , with the help of <unk> . The star catalog of Hipparchus ( 2nd century BC ) included <unk> stars , and was used to assemble Ptolemy 's star catalogue . Hipparchus is known for the discovery of the first recorded nova ( new star ) . Many of the constellations and star names in use today <unk> from Greek astronomy . 
