 The first star catalogue in Greek astronomy was created by Aristillus in approximately 300 BC , with the help of Timocharis . The star catalog of Hipparchus ( 2nd century BC ) included 1020 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 derive from Greek astronomy . 
 The first star catalogue in Greek astronomy was created by Aristillus in approximately 300 BC , with the help of Timocharis . The star catalog of Hipparchus ( 2nd century BC ) included 1020 stars , and was used to assemble Ptolemy <a href='null_genetive' title='1'><mark>'s</mark></a>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 derive from Greek astronomy . 
Da first star catalogue in Greek astronomy was created by Aristillus in approximately 300 BC , w tdahelp of Timocharis . Thdatar catalog of Hipparchus ( 2nd century cuz ) included 1020 stars , and was used to assemble Ptolemy  star catalogue . Hipparchus is known fir thedascovery of the dast recorded nova ( new star ) . Many of the constellations and star names in use today derive from Greek astronomy .