Brent Allen Archinal / Michael Francis A'Hearn / Edward L. Bowell / Albert Rudolph Conrad / Guy J Consolmagno / Regis D. Courtin / Toshio Fukushima / Daniel Hestroffer / James Lindsay Hilton / George A. Krasinsky / Gregory Arnold Neumann / Jürgen Oberst / Paul Kenneth Seidelmann / Philip John Stooke / David James Tholen / Peter Chew Thomas / Iwan P. Williams | 