From Historical Perspectives to Some Modern Possibilities

2000/02/02 by Lawrence H. Aller, L. H. Aller, Aller, Lawrence H.
Physics and Astronomy · #Astro and Planetary Science #Astronomical and nuclear sciences #Astrophysics (astro-ph) #FOS: Physical sciences #History and Developments in Astronomy #astro-ph

paper · pdf · doi:10.48550/arxiv.astro-ph/0002060

5 pages; to appear in ``Asymmetrical Planetary Nebulae II: from Origins to Microstructures,'' ASP Conference Series, Vol. 199, 2000; J.H. Kastner, N. Soker, & S.A. Rappaport, eds

arxiv created 2000/02/02 · openalex publication_date 2000/02/02 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

A historical perspective on the study of asymmetries in planetary nebulae (PNs) is presented. We also describe our ongoing work in high resolution spectroscopy of planetaries, and discuss some likely future directions for the study of asymmetrical PNs.

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