Since he had already discovered three new satellites of Jupiter, he is now tied with Galileo, whose primitive telescope picked up the first four satellites in 1610. More Must-Reads from TIME.

A work in progress: Most recent update April 4, 2003 This page describes the discovery of 18 new satellites of Jupiter, bringing the total of known Jupiter satellites to 58.

Discovery of the New Satellites The new satellites were discovered in early February 2003 by Scott S. Sheppard and David C. Jewitt from the Institute for Astronomy, University of Hawaii along with … ...