Viewpoint: Yes, Le Verrier's calculations and his tenacity in compelling others to search for Neptune make him the true discover of the planet.

Viewpoint: No, John Couch Adams is the true discoverer of Neptune.

More than subtle differences lie at the center of the debate over who is the true discoverer of Neptune. At question here is what constitutes a true discoverer. Thus, each person's definition of justice and fair play are significant factors in the way this issue is viewed. Differences of opinion abound regarding what is more important. Some people say that the title of "discoverer" should go to the first person who theorized about the existence of Neptune. Others say something more is required and that it isn't enough to have a good hunch; verification...