What was Alan Hale's best known co-discovery formally designated as?
Comet Hale–Bopp Comet Hale–Bopp (formally designated C/1995 O1) is a comet that was perhaps the most widely observed of the 20th century, and one of the brightest seen for many decades.
Takeshi Oka Takeshi Oka (岡 武史 , "Oka Takeshi" , born 1932) , {'1': ", '2': ", '3': ", '4': "} , is a Japanese-American chemist and astronomer specializing in the field of galactic astronomy, known as the pioneer of astrochemistry and the discoverer of extraterrestrial trihydrogen cation (H3+ ).