Among Stellafane's most ardent partisans is David H. Levy, co-discoverer with Dr. Eugene Shoemaker of a comet named for the two that broke apart in 1994 as it was drawn toward Jupiter, creating fireworks visible from Earth.
Shoemaker discovered a comet
per the statement, he discovered it  along with Levy
( z1 discover :ARG0 ( z2 person :name ( z3 name :op "Shoemaker" ) ) :ARG1 ( z4 comet ) )