Free Astronomy Books

This is the updated list of astronomy books available for free download or online reading. These books and papers cover all the areas of astrophysics, cosmology, galactic and extragalactic astronomy, solar and stellar physics, celestial mechanics, planetary science, astrobiology, as well as some popular works. The books are made available free of charge to the reader by their authors or publishers. Here is a categorized directory of astronomy books. This page is updated daily.

001. Introduction to Millimeter/Sub-Millimeter Astronomy
       T. L. Wilson | arXiv
       Published in 2009, 106 pages

002. Why CMB physics?
       Massimo Giovannini | arXiv
       Published in 2007, 179 pages

003. Primer Of Celestial Navigation
       John Favill | Cornell Maritime Press
       Published in 1944, 300 pages

004. The Astronomy of the Bible
       E. Walter Maunder | Richard Clay & Sons
       Published in 1908

005. Gravitational Wave Experiments and Early Universe Cosmology
       Michele Maggiore | arXiv
       Published in 2000, 100 pages

006. Chondrules and their Origins
       Elbert A. King | The Lunar and Planetary Institute
       Published in 1983, 377 pages

007. Evolution of the Solar System
       Hannes Alfven, Gustaf Arrhenius | NASA
       Published in 1976

008. The Formation and Evolution of the Solar System
       James Schombert | University of Oregon
       Published in 2007

009. Massive Stars and their Supernovae
       F. Thielemann, R. Hirschi, M. Liebendorfer, R. Diehl | arXiv
       Published in 2010, 81 pages

010. The Birth and Death of Stars
       James Schombert | University of Oregon
       Published in 2008

011. Gravitational Wave Detection by Interferometry
       Matthew Pitkin, Stuart Reid, Sheila Rowan, Jim Hough | arXiv
       Published in 2011, 80 pages

012. Recreations in Astronomy
       Henry White Warren | Project Gutenberg
       

013. An Introduction to Celestial Mechanics
       Forest Ray Moulton | The MacMillan Company
       Published in 1914, 437 pages

014. Origin of the Moon
       W. K. Hartmann, R. J. Phillips, G. J. Taylor | Lunar and Planetary Institute
       Published in 1986, 781 pages

015. Cosmic Journey: A History of Scientific Cosmology
       N. S. Hetherington, W. P. McCray | American Institute of Physics
       Published in 2009

016. The Birth And Death Of The Sun
       George Gamow | Dover Publications
       Published in 1940, 256 pages

017. Black Holes
       P.K. Townsend | arXiv
       Published in 1997, 145 pages

018. An Introduction to the Theory of Rotating Relativistic Stars
       Eric Gourgoulhon | arXiv
       Published in 2010, 88 pages

019. Mag 7 Star Atlas Project
       Andrew L. Johnson |
       Published in 2007, 21 pages

020. Advances in Modern Cosmology
       Adnan Ghribi | InTech
       Published in 2011, 198 pages

021. Introductory Lectures on Quantum Cosmology
       J. J. Halliwell | arXiv
       Published in 1990, 107 pages

022. TASI Lectures: Introduction to Cosmology
       Mark Trodden, Sean M. Carroll | arXiv
       Published in 2004, 82 pages

023. String Cosmology
       James M. Cline | arXiv
       Published in 2007, 47 pages

024. Large Scale Structure of the Universe
       Alison L. Coil | arXiv
       Published in 2012, 43 pages

025. Textbook on Practical Astronomy
       George Leonard Hosmer | Wiley
       Published in 1910, 252 pages

026. Introduction to Non-Baryonic Dark Matter
       Paolo Gondolo | arXiv
       Published in 2004, 51 pages

027. Planetary Theory
       Ernest Brown, Clarence Shook | Cambridge University Press
       Published in 1933, 323 pages

028. Lectures on Black Holes, Topological Strings and Quantum Attractors
       Boris Pioline | arXiv
       Published in 2007, 103 pages

029. Elements of Astrophysics
       Nick Kaiser | University of Hawaii
       Published in 2002, 435 pages

030. Supernova Cosmology: Legacy and Future
       Ariel Goobar, Bruno Leibundgut | arXiv
       Published in 2011, 62 pages

031. Advances in Global and Local Helioseismology: an Introductory Review
       Alexander G. Kosovichev | arXiv
       Published in 2011, 86 pages

032. Lectures on Astronomy, Astrophysics, and Cosmology
       Luis A. Anchordoqui | arXiv
       Published in 2007, 41 pages

033. Lecture notes on the formation and early evolution of planetary systems
       Philip J. Armitage | arXiv
       Published in 2010, 63 pages

034. Celestial Mechanics: Notes and Work
       J.D. Mireles James | University of Texas
       Published in 2007

035. Curiosities of the Sky
       Garrett Putman Serviss | Harper & Brothers
       Published in 1909, 300 pages

036. A Practical Introduction to Numerical Hydrodynamics
       Garrelt Mellema | Leiden University
       Published in 2003

037. The Complete Idiot's Guide to The Sun
       Jay M. Pasachoff | Alpha
       Published in 2003, 350 pages

038. A Handbook of Descriptive and Practical Astronomy
       George F. Chambers | Oxford At The Clarendon Press
       Published in 1889, 756 pages

039. An introductory treatise on the lunar theory
       Ernest W Brown | Cambridge University Press
       Published in 1896, 312 pages

040. Lectures on Inflation and Cosmological Perturbations
       David Langlois | arXiv
       Published in 2010, 56 pages

041. An Introduction to Quantum Cosmology
       D.L. Wiltshire | arXiv
       Published in 2003, 60 pages

042. Observations of the High Redshift Universe
       Richard S. Ellis | arXiv
       Published in 2007, 115 pages

043. Atomic and Molecular Processes in Astronomy and Planetary Science
       Geoffrey A. Blake | California Institute of Technology
       Published in 2004

044. The Story of Eclipses
       George F. Chambers | S. S. McClure Co.
       Published in 1909, 208 pages

045. Cosmos and Culture: Cultural Evolution in a Cosmic Context
       Steven J. Dick, Mark L. Lupisella | NASA
       Published in 2010, 612 pages

046. Star-Gazer's Hand-Book
       Henry William Elson | Sturgis & Walton
       Published in 1910, 72 pages

047. Astronomical Discovery
       Herbert Hall Turner | E. Arnold
       Published in 1904, 225 pages

048. Superstring Cosmology
       James E. Lidsey, David Wands, E. J. Copeland | arXiv
       Published in 2000, 161 pages

049. Introduction to Early Universe Cosmology
       Robert H. Brandenberger | arXiv
       Published in 2011, 70 pages

050. Planetary Rings
       Matthew S. Tiscareno | arXiv
       Published in 2011, 82 pages

051. Recent Developments in Gravitational Collapse and Spacetime Singularities
       Pankaj S. Joshi, Daniele Malafarina | arXiv
       Published in 2012, 89 pages

052. Basaltic Volcanism on the Terrestrial Planets
        | Pergamon Press
       Published in 1981, 1286 pages

053. An Introduction to Galactic Chemical Evolution
       Nikos Prantzos | arXiv
       Published in 2007, 46 pages

054. Guidebook to the Geology of Barringer Meteorite Crater, Arizona
       David A. Kring | Lunar and Planetary Institute
       Published in 2007, 154 pages

055. Sky Surveys
       S. G. Djorgovski, A.A. Mahabal, A.J. Drake, M.J. Graham, C. Donalek | arXiv
       Published in 2012, 62 pages

056. Cosmology: Mankind's Grand Investigation
       Greg Bothun | Harcourt Brace College Publishers
       Published in 1999, 129 pages

057. The Virial Theorem in Stellar Astrophysics
       George W. Collins, II | Pachart Pub. House
       Published in 1978, 135 pages

058. Traces of Catastrophe
       Bevan M French | Lunar and Planetary Institute
       Published in 1998, 120 pages

059. The Cosmological Constant
       Sean M. Carroll | arXiv
       Published in 2000, 50 pages

060. Cosmic Rays in Galactic and Extragalactic Magnetic Fields
       F. Aharonian, A. Bykov, E. Parizot, V. Ptuskin, A. Watson | arXiv
       Published in 2011, 43 pages

061. Observatories in Space
       Catherine Turon | arXiv
       Published in 2011, 50 pages

062. The Geology of the Terrestrial Planets
       Michael H. Carr | NASA
       Published in 1984, 322 pages

063. Inflationary Cosmology and Structure Formation
       J. A. Peacock | arXiv
       Published in 1996, 77 pages

064. Habitable Planets for Man
       Stephen H. Dole | RAND Corporation
       Published in 1964, 176 pages

065. Cosmology
       Mike Hudson | University of Waterloo
       Published in 2007

066. Big Bang Nucleosynthesis and Physics Beyond the Standard Model
       Subir Sarkar | arXiv
       Published in 1996, 156 pages

067. The world according to the Hubble Space Telescope
       Mario Livio | arXiv.org
       Published in 2008, 112 pages

068. Practical Astronomy
       George L. Hosmer | John Wiley and Sons Inc.
       Published in 1925, 314 pages

069. The Fine-Tuning of the Universe for Intelligent Life
       Luke A. Barnes | arXiv
       Published in 2011, 76 pages

070. Stellar Structure and Evolution
       Sergey V. Vorontsov | Queen Mary, University of London
       Published in 2010

071. Photographs of Nebulae and Clusters
       James Edward Keeler | University of California Publications
       Published in 1908

072. Magnetic Fields, Strings and Cosmology
       Massimo Giovannini | arXiv
       Published in 2006, 76 pages

073. Astronomy for Amateurs
       Camille Flammarion | D. Appleton and Company
       Published in 1910

074. Protostars and Planets IV
       V. Mannings, A. Boss, S. Russell | University of Arizona Press
       Published in 2000, 1422 pages

075. Pioneers of Science
       Oliver Lodge | Macmillan and co
       Published in 1905, 421 pages

076. Understanding Galaxy Formation and Evolution
       V. Avila-Reese | arXiv
       Published in 2006, 50 pages

077. Radiative Processes in High Energy Astrophysics
       Gabriele Ghisellini | arXiv
       Published in 2012, 157 pages

078. Astronomy of To-day
       Cecil Goodrich Julius Dolmage | Seeley and co.
       Published in 1910

079. Introduction to relativistic astrophysics and cosmology through Maple
       V. L. Kalashnikov | arXiv
       Published in 2001, 124 pages

080. The Foundations of Celestial Mechanics
       George W. Collins, II | Pachart Pub House
       Published in 2004, 145 pages

081. An Introduction to Cosmic Rays and Gamma-Ray Bursts
       A. De Rujula | arXiv
       Published in 2007, 37 pages

082. General Astronomy
        | Wikibooks
       Published in 2009

083. Introduction to Cosmology
       David H Lyth | arXiv
       Published in 1993, 53 pages

084. A Primer for Black Hole Quantum Physics
       R. Brout, S. Massar, R. Parentani, P. Spindel | arXiv
       Published in 2007, 178 pages

085. Cluster Lenses
       Jean-Paul Kneib, Priyamvada Natarajan | arXiv
       Published in 2012, 120 pages

086. Introduction to the Theory of Black Holes
       Gerard 't Hooft | Utrecht University
       Published in 2009, 49 pages

087. First Light
       Abraham Loeb | arXiv
       Published in 2006, 157 pages

088. Introduction to Supersymmetry: Astrophysical and Phenomenological Constraints
       Keith A. Olive | arXiv
       Published in 1999, 67 pages

089. Cosmology for Particle Physicists
       U. A. Yajnik | arXiv
       Published in 2008, 63 pages

090. Radiative Gas Dynamics
       David Weinberg | Ohio State University
       Published in 2007

091. The Planet Mars: A History of Observation and Discovery
       William Sheehan | University of Arizona Press
       Published in 1996, 270 pages

092. The Solar Magnetic Field
       Sami Solanki, Bernd Inhester, Manfred Schussler | arXiv
       Published in 2010, 83 pages

093. The Beginning and Evolution of the Universe
       Bharat Ratra, Michael S. Vogeley | arXiv
       Published in 2008, 69 pages

094. The Cosmic Web: Geometric Analysis
       Rien van de Weygaert, Willem Schaap | arXiv
       Published in 2007, 129 pages

095. Cosmology: The Study of the Universe
        | NASA
       Published in 2009, 38 pages

096. The Fundamentals of Stellar Astrophysics
       George W. Collins, II | W H Freeman & Co
       Published in 2003, 494 pages

097. Galaxy systems in the optical and infrared
       A. Biviano | arXiv
       Published in 2008, 60 pages

098. Are We Alone?
       Gregg Easterbrook | The Atlantic Monthly
       Published in 1988

099. A practical guide to Basic Statistical Techniques for Data Analysis in Cosmology
       Licia Verde | arXiv
       Published in 2008, 52 pages

100. Handbook of Space Astronomy and Astrophysics
       Martin V. Zombeck | Cambridge University Press
       Published in 2006, 780 pages

101. Particle Physics and Inflationary Cosmology
       Andrei Linde | arXiv
       Published in 2005, 270 pages

102. Voyager 1 and 2: Atlas of Six Saturnian Satellites
       Raymond M. Batson | NASA
       Published in 1984, 175 pages

103. High Energy Astrophysics
       Jonathan Katz | The Benjamin/Cummings Publishing
       Published in 1986, 338 pages

104. Astronomical Image and Data Analysis
       J.-L. Starck, F. Murtagh | Springer
       Published in 2006, 335 pages

105. Galaxies and the Expanding Universe
       James Schombert | University of Oregon
       Published in 2008

106. General Astronomy
       Harold Spencer Jones | Edward Arnold and Company
       Published in 1924, 392 pages

107. Elementary Mathematical Astronomy
       C. Barlow, G. Bryan | University Correspondence College Press
       Published in 1893, 442 pages

108. Dense Matter in Compact Stars
       Andreas Schmitt | arXiv
       Published in 2010, 146 pages

109. A New Astronomy
       David Peck Todd | American Book Company
       Published in 1906, 437 pages

110. When Biospheres Collide: A History of NASA's Planetary Protection Programs
       Michael Meltzer | NASA
       Published in 2011, 542 pages

111. Mercury
       F. Vilas, C. Chapman, M. Matthews | University of Arizona Press
       Published in 1989, 794 pages

112. Astronomy with an Opera-glass
       Garrett Putman Serviss | D. Appleton & co.
       Published in 1890, 154 pages

113. Observational Probes of Cosmic Acceleration
       David H. Weinberg, et al. | arXiv
       Published in 2012, 253 pages

114. Practical Astronomy for Engineers
       Frederick Hanley Seares | Stephens
       Published in 1909, 160 pages

115. An Introduction to Astronomy
       Forest Ray Moulton | The MacMillan Company
       Published in 1916, 577 pages

116. A Text-book of Astronomy
       George C. Comstock | D. Appleton and company
       Published in 1901, 391 pages

117. The Star Splitters: The High Energy Astronomy Observatories
       Wallace H. Tucker | NASA History Office
       Published in 1984, 182 pages

118. Frequently Asked Questions about Calendars
       Claus Tøndering |
       Published in 2008, 65 pages

119. Encyclopedia of Astrophysics
       Søren Bertil F. Dorch | Scholarpedia
       Published in 2009

120. Mechanism of the Heavens
       Mary Somerville | J. Murray
       Published in 1831

121. Moon Trip: A Personal Account of the Apollo Program and its Science
       Elbert A. King | Lunar and Planetary Institute
       Published in 1989, 162 pages

122. Resources of Near-Earth Space
       J. S. Lewis, M. S. Matthews | University of Arizona Press
       Published in 1993, 977 pages

123. Astronomy Notes
       Nick Strobel | astronomynotes.com
       Published in 2010

124. The Astrobiology Primer: An Outline of General Knowledge
       Lucas J. Mix, at al. | arXiv
       Published in 2006, 79 pages

125. Advanced Topics in Cosmology: A Pedagogical Introduction
       T. Padmanabhan | arXiv
       Published in 2006, 40 pages

126. Protoplanetary Disks and Their Evolution
       Jonathan P. Williams, Lucas A. Cieza | arXiv
       Published in 2011, 65 pages

127. Guide to Lunar Orbiter Photographs
       Thomas P. Hansen | NASA
       Published in 1970, 127 pages

128. Primordial Magnetogenesis
       Alejandra Kandus, Kerstin E. Kunze, Christos G. Tsagas | arXiv
       Published in 2011, 107 pages

129. History of Astronomy
       George Forbes |
       Published in 1909

130. Lunar Orbiter Photographic Atlas of the Moon
       D.E. Hughes, J.K. Bowker | Lunar and Planetary Institute
       Published in 1971

131. Exoplanet Observing for Amateurs
       Bruce L. Gary | Reductionist Publications
       Published in 2007, 170 pages

132. The Universe in a Helium Droplet
       Grigory E. Volovik | Oxford University Press
       Published in 2003, 532 pages

133. Practical Astronomy
       P. S. Michie, F. S. Harlow | John Wiley & Sons
       Published in 1893, 246 pages

134. Mysteries of the Sun
       Ginger Butcher | NASA
       Published in 2011, 20 pages

135. Consolidated Lunar Atlas
       Gerald P. Kuiper, et al. | Lunar and Planetary Institute
       Published in 1960

136. To a Rocky Moon: A Geologist's History of Lunar Exploration
       Don E. Wilhelms | University of Arizona Press
       Published in 1993, 524 pages

137. Celestial Navigation, Elementary Astronomy, Piloting
       Arturo Chiesa, Raffaele Chiesa | Sky and Sea Software
       Published in 2010

138. A Review of the Universe: Structures, Evolutions, Observations, and Theories
        | universe-review.ca
       Published in 2009

139. Gamma-Ray Bursts: Progress, Problems and Prospects
       Bing Zhang, Peter Meszaros | arXiv
       Published in 2008, 87 pages

140. Planetary Science: A Lunar Perspective
       Stuart Ross Taylor | Lunar and Planetary Institute
       Published in 1982

141. Cosmic Rays and the Search for a Lorentz Invariance Violation
       Wolfgang Bietenholz | arXiv
       Published in 2008, 81 pages

142. Inflation
       Marieke Postma | NIKHEF
       Published in 2009, 53 pages

143. Quantization in Astrophysics, Brownian Motion, and Supersymmetry
       F. Smarandache, V. Christianto | MathTiger
       Published in 2007, 516 pages

144. Dwarf-Galaxy Cosmology
       Regina Schulte-Ladbeck, at al. | Hindawi Publishing
       Published in 2010

145. Cosmology
       James Schombert | University of Oregon
       Published in 2008

146. Introduction to Cosmology
       A. D. Dolgov | arXiv
       Published in 2009, 58 pages

147. Particle Physics Aspects of Modern Cosmology
       Robert H. Brandenberger | arXiv
       Published in 1997, 70 pages

148. Lunar Stratigraphy and Sedimentology
       John Lindsay | Elsevier
       Published in 1976, 311 pages

149. Planetary Photometry
       Max Fairbairn |
       Published in 2005

150. Views of the Solar System
       Calvin J. Hamilton |
       Published in 2008

151. Short History of Astronomy
       Arthur Berry | John Murray
       Published in 1898, 439 pages

152. Supernova Remnants: The X-ray Perspective
       Jacco Vink | arXiv
       Published in 2011, 78 pages

153. Oulu Space Physics Textbook
       Reijo Rasinkangas | University of Oulu
       Published in 2008

154. Techniques of Radio Astronomy
       T. L. Wilson | arXiv
       Published in 2011, 47 pages

155. Stellar Atmospheres
       J. B. Tatum |
       Published in 2006

156. To See the Unseen: A History of Planetary Radar Astronomy
       Andrew J. Butrica | NASA History Division
       Published in 1996, 301 pages

157. Celestial Mechanics
       J. B. Tatum |
       Published in 2008

158. Atlas of Peculiar Galaxies
       Halton C. Arp | California Institute of Technology
       Published in 1966, 190 pages

159. The Galactic Habitable Zone I. Galactic Chemical Evolution
       G. Gonzalez, D. Brownlee, P. Ward | arXiv
       Published in 2001, 57 pages

160. An Introduction to Celestial Mechanics
       Richard Fitzpatrick | The University of Texas at Austin
       Published in 2011, 216 pages

161. Spherical Astronomy
       F. Brünnow | Van Nostrand
       Published in 1865, 559 pages

162. A Photographic Atlas of Rock Breakdown Features in Geomorphic Environments
       Mary Bourke, Heather Viles | Planetary Science Institute
       Published in 2007, 88 pages

163. Ekpyrotic and Cyclic Cosmology
       Jean-Luc Lehners | arXiv
       Published in 2009, 79 pages

164. An Exposition on Inflationary Cosmology
       Scott Watson | arXiv
       Published in 2000, 93 pages

165. Observing the Sky from 30S
       Roberto Mura | Wikibooks
       Published in 2010, 86 pages

166. Images of the Solar Upper Atmosphere From SUMER on SOHO
       Uri Feldman, at al. | ESA Publications Division
       Published in 2003, 209 pages

167. Lopsided Spiral Galaxies
       Chanda J. Jog, Francoise Combes | arXiv
       Published in 2008, 75 pages

168. Multi-messenger Astronomy and Dark Matter
       Las Bergstrom | arXiv
       Published in 2012, 105 pages

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