—SEC. 04 — Astronomers

Astronomers

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Astronomers

Edward M. Sion

www.astronomy.villanova.edu

Specializes in white dwarf studies. Includes curriculum vitae and research articles. Professor of Astronomy and Astrophysics at Villanova University.

Research astronomer at Armagh Observatory in Northern Ireland. Specializes in studying stellar structures. Includes publications, essays, research projects, related software, and biographical background.

Added May 10, 2026

Astronomers

Courtney Seligman, Professor of Astronomy

cseligman.com

Class materials, online astronomy text (work in progress), astronomical activities and information about Professor Seligman's fictional works.

Added May 10, 2026