Dr. Josef Allen Hynek was a United States astronomer, professor, and ufologist. He is perhaps... more » | |
Justus Georg Westphal was a German astronomer and mathematician. Westphal is not to be confused... more » | |
James Richard Fisher is a Scientist, Emeritus at the National Radio Astronomy Observatory at... more » | |
James Roger Prior Angel is a British-born American astronomer, and is Regents Professor and... more » | |
Jaʿfar ibn Muhammad al-Sādiq was a descendant of Ali from his father's side and a descendant of... more » | |
Abū Muḥammad Jābir ibn Aflaḥ was a Muslim astronomer and mathematician from Seville, who was... more » | |
Jack Jonathan Lissauer is an American research scientist who has worked for the NASA's Ames... more » | |
Jack Wisdom is a Professor of Planetary Sciences at the Massachusetts Institute of Technology... more » | |
Jacob ben Isaac al-Corsono or Carsono or Carsi was a Spanish astronomer of the fourteenth... more » | |
Jacobus Cornelius Kapteyn, was a Dutch astronomer, best known for his extensive studies of the... more » | |
Jacques Cassini was a French astronomer, son of the famous Italian astronomer Giovanni Domenico... more » | |
Jacques Laskar is a French astronomer. He is a research director at the French National Centre... more » | |
James B. Gibson is an American astronomer who discovered 2309 Mr. Spock. more » | |
James Bradley FRS was an English astronomer and served as Astronomer Royal from 1742, succeeding... more » | |
James Carpenter was a British astronomer at the Royal Observatory in Greenwich. During the 1860s... more » | |
James Challis FRS was an English clergyman, physicist and astronomer. Plumian Professor and... more » | |
James Craig Watson was a Canadian-American astronomer born in the village of Fingal, Ontario... more » | |
James Cuffey was an American astronomer. He specialized in photoelectric photometry and held the... more » | |
James Dunlop FRSE FRS was a Scottish astronomer, noted for his work in Australia. He served as... more » | |
James Edward Gunn is the Eugene Higgins Professor of Astronomy at Princeton University. Gunn's... more » | |
James Edward Keeler was an American astronomer. more » | |
James Ferguson was an American astronomer and engineer born in Scotland who made the first... more » | |
James Gregory FRS was a Scottish mathematician and astronomer. He described an early practical... more » | |
Sir James Hopwood Jeans OM FRS MA DSc ScD LLD was an English physicist, astronomer and... more » | |
James M. Roe is an American engineer and amateur astronomer credited with the discovery of 94... more » |