Introduction to Physical Astronomy
by Kenneth R. Koehler
Publisher: University of Cincinnati 2010
Table of Contents: Preface; Some History; Distance vs. Direction; Electromagnetic Waves; Astronomical Observation; Image Processing; Spectra; The Solar System; Motion in the Solar System; Solar System Dynamics; The Sun; Stellar Populations; Elementary Particles; Nuclear Reactions; Stellar Evolution; Spacetime; Black Holes; Galaxies; Expansion of the Universe; Dark Matter; Cosmology; Cosmic Microwave Background Radiation; Extraterrestrial Life.
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by Luis A. Anchordoqui - arXiv
University level lecture notes: distance measurements by parallax, HR diagram, distance to a star using HR, stellar evolution, the Olbers paradox, the expansion of the universe, gravitational redshift, lookback time, elementary particles, etc.
by Henry White Warren - Project Gutenberg
This book has been written not only to reveal some of the highest achievements of the human mind, but also to let the heavens declare the glory of the Divine Mind. In the author's judgment, there is no gulf that separates science and religion.
by Nick Kaiser - University of Hawaii
These are the notes for an introductory graduate course. They are meant to be a 'primer' for students embarking on a Ph.D. in astronomy. The level is somewhat shallower than standard textbook courses, but quite a broad range of material is covered.
by Claus Tøndering
An overview of the Christian, Hebrew, Persian, and Islamic calendars in common use. It gives a historical background for the Christian calendar, plus an overview of the French Revolutionary calendar, the Maya calendar, and the Chinese calendar.