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Tenn, Joseph S.

 
 

Joseph S. Tenn, Professor Emeritus, Department of Physics and Astronomy

Recent Submissions

  • Tenn, Joseph S. (Mercury: The Journal of the Astronomical Society of the Pacific, 1995-01)
    John Plaskett was a re-entry student. Today, many students begin their higher education late and work full0time, but this was unusual in the 1890s. Yet Plaskett, the mechanician in charge of physics apparatus at the ...
  • Tenn, Joseph S. (Mercury: The Journal of the Astronomical Society of the Pacific, 1994-09)
    Often in the history of astronomy, chance meetings have changed lives. Readers of this series may recall the fruitful collaboration between Jacobus C. Kapteyn, "the astronomer without a telescope" at the University of ...
  • Tenn, Joseph S. (Mercury: The Journal of the Astronomical Society of the Pacific, 1994-07)
    Minor planets (asteroids) have been much in the news lately, while clusters of galaxies and the structure of the interstellar medium are among the hottest topics of astronomical research. All three of these fields owe much ...
  • Tenn, Joseph S. (Mercury: The Journal of the Astronomical Society of the Pacific, 1994-05)
    "How far away is that star?" The question comes up often at public viewing nights. It has taken an enormous amount of work to answer that question, even for the nearest stars. Look at a nearby object against a distant ...
  • Tenn, Joseph S. (Mercury: The Journal of the Astronomical Society of the Pacific, 1994-01)
    In 1884 recent graduate H.H. Turner was continuing his studies in mathematics as a Fellow of Trinity College at Cambridge University. One of his examiners was Astronomer Royal William H.M. Christie, who had recently taken ...