The Great Comet of 1965
Dr. Gingerich is an astrophysicist and historian of astronomy at the Smithsonian Astrophysical Observatory in Cambridge, Massachusetts. Among his responsibilities is the task of directing the Central Bureau for Astronomical Telegrams, the world clearinghouse for comets, sponsored by the International Astronomical Union. From this vantage point he kept a day-to-day watch on the progress of the Great Comet of 1965.