Extra-galactic Nebulae
by Edwin Hubble
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Language: English
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About this eBook
- Author
- Hubble, Edwin, 1889-1953
- Title
- Extra-galactic nebulae
- Original Publication
- United States: The University of Chicago Press,1926.
- Credits
- Anonymous (This book was produced from images made available by the HathiTrust Digital Library.)
- Language
- English
- LoC Class
- QB: Science: Astronomy
- Subject
- Nebulae
- Category
- Text
- Project Gutenberg
- eBook-No. 68428
- Release Date
- June 30, 2022
- Copyright
- Public domain in the USA.
Contents
- 1.EXTRA-GALACTIC NEBULAE 1 — ABSTRACT
- 2.PART I. CLASSIFICATION OF NEBULAE — GENERAL CLASSIFICATION — REGULAR NEBULAE — IRREGULAR NEBULAE
- 3.PART II. STATISTICAL STUDY OF EXTRA-GALACTIC NEBULAE — THE DATA — RELATIVE LUMINOSITIES OF THE VARIOUS TYPES — RELATION BETWEEN LUMINOSITIES AND DIAMETERS — REDUCTION OF NEBULAE TO A STANDARD TYPE — EFFECTS OF ORIENTATION — SIGNIFICANCE OF THE LUMINOSITY RELATION — RELATION BETWEEN NUCLEAR LUMINOSITIES AND DIAMETERS — ABSOLUTE MAGNITUDES OF EXTRA-GALACTIC NEBULAE — LUMINOSITY OF STARS INVOLVED IN NEBULAE — DIMENSIONS OF EXTRA-GALACTIC NEBULAE — MASSES OF EXTRA-GALACTIC NEBULAE — NUMBERS OF NEBULAE TO DIFFERENT LIMITING MAGNITUDES — DENSITY OF SPACE — THE FINITE UNIVERSE OF GENERAL RELATIVITY
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