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Free Astronomy Books

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.

  1. Observations of the High Redshift Universe
    | arXiv, Published in , 115 pages
  2. The Planet Mars: A History of Observation and Discovery
    | University of Arizona Press, Published in , 270 pages
  3. Particle Physics and Inflationary Cosmology
    | arXiv, Published in , 270 pages
  4. The Geology of the Terrestrial Planets
    | NASA, Published in , 322 pages
  5. Chemistry in Protoplanetary Disks
    | arXiv, Published in , 84 pages
  6. Primer Of Celestial Navigation
    | Cornell Maritime Press, Published in , 300 pages
  7. Star-Gazer's Hand-Book
    | Sturgis & Walton, Published in , 72 pages
  8. Elementary Mathematical Astronomy
    | University Correspondence College Press, Published in , 442 pages
  9. The Beginning and Evolution of the Universe
    | arXiv, Published in , 69 pages
  10. Black-Hole Phenomenology
    | arXiv, Published in , 58 pages
  11. Radiative Gas Dynamics
    | Ohio State University, Published in
  12. The Birth and Death of Stars
    | University of Oregon, Published in
  13. Dark Energy: Observational Evidence and Theoretical Models
    | Akademperiodyka, Published in , 380 pages
  14. The Beginning and the End: The Meaning of Life in a Cosmological Perspective
    | arXiv, Published in , 356 pages
  15. Celestial Navigation, Elementary Astronomy, Piloting
    | Sky and Sea Software, Published in
  16. Cosmology
    | University of Oregon, Published in
  17. A Primer for Black Hole Quantum Physics
    | arXiv, Published in , 178 pages
  18. Dense Matter in Compact Stars
    | arXiv, Published in , 146 pages
  19. Astronomy
    | Unglue.it, Published in , 1200 pages
  20. Plasma Physics of Extreme Astrophysical Environments
    | arXiv, Published in , 56 pages
  21. Massive Stars and their Supernovae
    | arXiv, Published in , 81 pages
  22. Chondrules and their Origins
    | The Lunar and Planetary Institute, Published in , 377 pages
  23. Introductory Lectures on Quantum Cosmology
    | arXiv, Published in , 107 pages
  24. Hubble 25: A Quarter-Century of Discovery with the Hubble Space Telescope
    | NASA, Published in , 78 pages
  25. Voyager Encounters Jupiter
    | National Aeronautics and Space Administration, Published in , 48 pages
  26. Cluster Lenses
    | arXiv, Published in , 120 pages
  27. Protoplanetary Disks and Their Evolution
    | arXiv, Published in , 65 pages
  28. An Exposition on Inflationary Cosmology
    | arXiv, Published in , 93 pages
  29. An Introduction to Quantum Cosmology
    | arXiv, Published in , 60 pages
  30. Dynamics of the Universe in Problems
    | UniverseInProblems.com, Published in , 113 pages
  31. To a Rocky Moon: A Geologist's History of Lunar Exploration
    | University of Arizona Press, Published in , 524 pages
  32. Cosmos and Culture: Cultural Evolution in a Cosmic Context
    | NASA, Published in , 612 pages
  33. The History of Astrometry
    | arXiv, Published in , 52 pages
  34. Encyclopedia of Astrophysics
    | Scholarpedia, Published in
  35. Planetary Rings
    | arXiv, Published in , 82 pages
  36. A New Astronomy
    | American Book Company, Published in , 437 pages
  37. The Story of Eclipses
    | S. S. McClure Co., Published in , 208 pages
  38. Primordial Magnetogenesis
    | arXiv, Published in , 107 pages
  39. Particle Physics Aspects of Modern Cosmology
    | arXiv, Published in , 70 pages
  40. The Elements of Theoretical and Descriptive Astronomy
    | J. Wiley, Published in , 322 pages
  41. Inflationary Cosmology and Structure Formation
    | arXiv, Published in , 77 pages
  42. An Introduction to Galactic Chemical Evolution
    | arXiv, Published in , 46 pages
  43. Oulu Space Physics Textbook
    | University of Oulu, Published in
  44. Gamma-Ray Bursts
    | Wikipedia, Published in
  45. Cosmic Rays and the Search for a Lorentz Invariance Violation
    | arXiv, Published in , 81 pages
  46. An Introduction to Astronomy
    | The MacMillan Company, Published in , 577 pages
  47. Understanding Galaxy Formation and Evolution
    | arXiv, Published in , 50 pages
  48. First Light
    | arXiv, Published in , 157 pages
  49. Basaltic Volcanism on the Terrestrial Planets
    | Pergamon Press, Published in , 1286 pages
  50. Solar Neutrinos
    | arXiv, Published in , 51 pages
  51. Origin of the Moon
    | Lunar and Planetary Institute, Published in , 781 pages
  52. Planetary Science: A Lunar Perspective
    | Lunar and Planetary Institute, Published in
  53. Amateur Telescope Making
    | Springfield Telescope Makers Inc, Published in , 428 pages
  54. Solar System
    | Wikipedia, Published in , 646 pages
  55. Lectures on Inflation and Cosmological Perturbations
    | arXiv, Published in , 56 pages
  56. Sky Surveys
    | arXiv, Published in , 62 pages
  57. Practical Astronomy
    | John Wiley and Sons Inc., Published in , 314 pages
  58. Techniques of Radio Astronomy
    | arXiv, Published in , 47 pages
  59. Observing the Sky from 30S
    | Wikibooks, Published in , 86 pages
  60. Recent Developments in Gravitational Collapse and Spacetime Singularities
    | arXiv, Published in , 89 pages
  61. Astronomy Notes
    | astronomynotes.com, Published in
  62. Cosmic Rays in Galactic and Extragalactic Magnetic Fields
    | arXiv, Published in , 43 pages
  63. Introduction to Early Universe Cosmology
    | arXiv, Published in , 70 pages
  64. Celestial Mechanics
    | , Published in
  65. Magnetic Fields, Strings and Cosmology
    | arXiv, Published in , 76 pages
  66. The Galactic Habitable Zone I. Galactic Chemical Evolution
    | arXiv, Published in , 57 pages
  67. An Expanded View of the Universe
    | European Southern Observatory, Published in , 54 pages
  68. Observing the Sky from 40N
    | Wikibooks, Published in , 86 pages
  69. String Cosmology
    | arXiv, Published in , 47 pages
  70. The Cosmic Web: Geometric Analysis
    | arXiv, Published in , 129 pages
  71. Stellar Atmospheres
    | , Published in
  72. Pioneers of Science
    | Macmillan and co, Published in , 421 pages
  73. Large Scale Structure of the Universe
    | arXiv, Published in , 43 pages
  74. Supernovae
    | Wikipedia, Published in
  75. Introduction to the Theory of Black Holes
    | Utrecht University, Published in , 49 pages
  76. Ekpyrotic and Cyclic Cosmology
    | arXiv, Published in , 79 pages
  77. Introduction to Cosmology
    | arXiv, Published in , 53 pages
  78. A Review of the Universe: Structures, Evolutions, Observations, and Theories
    | universe-review.ca, Published in
  79. A Practical Introduction to Numerical Hydrodynamics
    | Leiden University, Published in
  80. Primordial Nucleosynthesis: from precision cosmology to fundamental physics
    | arXiv, Published in , 148 pages
  81. Habitable Planets for Man
    | RAND Corporation, Published in , 176 pages
  82. Handbook of Space Astronomy and Astrophysics
    | Cambridge University Press, Published in , 780 pages
  83. The Shape of the Universe
    | viXra, Published in , 321 pages
  84. Voyager 1 and 2: Atlas of Six Saturnian Satellites
    | NASA, Published in , 175 pages
  85. Photographs of Nebulae and Clusters
    | University of California Publications, Published in
  86. Great Astronomers
    | Isbister, Published in , 392 pages
  87. Gravitational Wave Detection by Interferometry
    | arXiv, Published in , 80 pages
  88. Planetary Theory
    | Cambridge University Press, Published in , 323 pages
  89. Cosmology
    | arXiv.org, Published in , 56 pages
  90. The Universe in a Helium Droplet
    | Oxford University Press, Published in , 532 pages
  91. To See the Unseen: A History of Planetary Radar Astronomy
    | NASA History Division, Published in , 301 pages
  92. Astrodynamics: A Compendium of Orbitology
    | Wikipedia, Published in , 334 pages
  93. Special Functions: Fractional Calculus and the Pathway for Entropy
    | MDPI AG, Published in , 306 pages
  94. An Introduction to the Theory of Rotating Relativistic Stars
    | arXiv, Published in , 88 pages
  95. The Cosmological Constant
    | arXiv, Published in , 50 pages
  96. Archaeology, Anthropology, and Interstellar Communication
    | NASA, Published in , 330 pages
  97. A Handbook of Descriptive and Practical Astronomy
    | Oxford At The Clarendon Press, Published in , 756 pages
  98. Introduction to Physical Astronomy
    | University of Cincinnati, Published in
  99. Planetary Photometry
    | , Published in
  100. An Introduction into the Theory of Cosmological Structure Formation
    | arXiv, Published in , 102 pages
  101. Introduction to Millimeter/Sub-Millimeter Astronomy
    | arXiv, Published in , 106 pages
  102. An Overview of the Solar System
    | Wikipedia, Published in
  103. Cosmology: The Study of the Universe
    | NASA, Published in , 38 pages
  104. Why CMB physics?
    | arXiv, Published in , 179 pages
  105. Advanced Topics in Cosmology: A Pedagogical Introduction
    | arXiv, Published in , 40 pages
  106. Notes on Stellar Astrophysics
    | Minnesota State University, Published in , 299 pages
  107. Moon Trip: A Personal Account of the Apollo Program and its Science
    | Lunar and Planetary Institute, Published in , 162 pages
  108. History of Astronomy
    | , Published in
  109. Textbook on Practical Astronomy
    | Wiley, Published in , 252 pages
  110. Radiative Processes in High Energy Astrophysics
    | arXiv, Published in , 157 pages
  111. Through the Telescope
    | Adam and Charles Black, Published in , 303 pages
  112. Astronomical Discovery
    | E. Arnold, Published in , 225 pages
  113. A practical guide to Basic Statistical Techniques for Data Analysis in Cosmology
    | arXiv, Published in , 52 pages
  114. High Performance Computing and Numerical Modelling
    | arXiv, Published in , 108 pages
  115. Space Nomads
    | Holiday House, Published in , 199 pages
  116. A Briefer History of Time: From the Big Bang to the Big Mac
    | St. Martin's Press, Published in , 207 pages
  117. An Introduction to Cosmic Rays and Gamma-Ray Bursts
    | arXiv, Published in , 37 pages
  118. The Practical Astronomer
    | Seeley, Burnside, and Seeley, Published in , 588 pages
  119. On the Origin (and Evolution) of Baryonic Galaxy Halos
    | MDPI AG, Published in , 232 pages
  120. Practical Astronomy
    | John Wiley & Sons, Published in , 246 pages
  121. Lectures on Astronomy, Astrophysics, and Cosmology
    | arXiv, Published in , 41 pages
  122. Astronomy of To-day
    | Seeley and co., Published in
  123. Frequently Asked Questions about Calendars
    | , Published in , 65 pages
  124. Dwarf-Galaxy Cosmology
    | Hindawi Publishing, Published in , 238 pages
  125. Cosmology for Particle Physicists
    | arXiv, Published in , 63 pages
  126. Atlas of Peculiar Galaxies
    | California Institute of Technology, Published in , 190 pages
  127. From Cosmic Birth to Living Earths: The Future of UVOIR Space Astronomy
    | arXiv, Published in , 176 pages
  128. Lectures on Black Holes, Topological Strings and Quantum Attractors
    | arXiv, Published in , 103 pages
  129. The Formation and Evolution of the Solar System
    | University of Oregon, Published in
  130. Trans-Neptunian Objects: An Overview
    | Wikipedia, Published in
  131. Gravitational Waves: Sources, Detectors and Searches
    | arXiv, Published in , 79 pages
  132. Mathematical Theories of Planetary Motions
    | The Register Pub. Co., Published in , 314 pages
  133. Views of the Solar System
    | , Published in
  134. High Energy Astrophysics
    | The Benjamin/Cummings Publishing, Published in , 338 pages
  135. Introduction to relativistic astrophysics and cosmology through Maple
    | arXiv, Published in , 124 pages
  136. Introduction to Non-Baryonic Dark Matter
    | arXiv, Published in , 51 pages
  137. Spherical Astronomy
    | Van Nostrand, Published in , 559 pages
  138. Astronomical Image and Data Analysis
    | Springer, Published in , 335 pages
  139. Ultrahigh Energy Cosmic Rays: Facts, Myths, and Legends
    | arXiv, Published in , 92 pages
  140. Cosmology Primer
    | preposterousuniverse.com, Published in , 120 pages
  141. Cosmic Journey: A History of Scientific Cosmology
    | American Institute of Physics, Published in
  142. From Chaos to Consciousness: A Brief History of the Universe
    | Bookboon, Published in , 166 pages
  143. A Photographic Atlas of Rock Breakdown Features in Geomorphic Environments
    | Planetary Science Institute, Published in , 88 pages
  144. Cosmology: Mankind's Grand Investigation
    | Harcourt Brace College Publishers, Published in , 129 pages
  145. Images of the Solar Upper Atmosphere From SUMER on SOHO
    | ESA Publications Division, Published in , 209 pages
  146. Black Holes
    | arXiv, Published in , 145 pages
  147. Quantization in Astrophysics, Brownian Motion, and Supersymmetry
    | MathTiger, Published in , 516 pages
  148. Voyager 1 Encounters Saturn
    | NASA, Published in , 51 pages
  149. Resources of Near-Earth Space
    | University of Arizona Press, Published in , 977 pages
  150. Elements of Astrophysics
    | University of Hawaii, Published in , 435 pages
  151. From Disks to Planets
    | arXiv, Published in , 70 pages
  152. Vision and Voyages for Planetary Science in the Decade 2013-2022
    | National Academy of Sciences, Published in , 410 pages
  153. Supernova Cosmology: Legacy and Future
    | arXiv, Published in , 62 pages
  154. Consolidated Lunar Atlas
    | Lunar and Planetary Institute, Published in
  155. The Astrobiology Primer: An Outline of General Knowledge
    | arXiv, Published in , 79 pages
  156. Celestial Mechanics: Notes and Work
    | Rutgers University, Published in , 128 pages
  157. Lunar Stratigraphy and Sedimentology
    | Elsevier, Published in , 311 pages
  158. Caldwell Catalogue
    | Wikipedia, Published in
  159. Mechanism of the Heavens
    | J. Murray, Published in , 710 pages
  160. Cosmology and Astrophysics
    | arXiv.org, Published in , 76 pages
  161. Mercury
    | University of Arizona Press, Published in , 794 pages
  162. Protostars and Planets
    | Rice University, Published in , 422 pages
  163. Mysteries of the Sun
    | NASA, Published in , 20 pages
  164. Stellar Superfluids
    | arXiv, Published in , 88 pages
  165. TASI Lectures: Introduction to Cosmology
    | arXiv, Published in , 82 pages
  166. Gamma-Ray Bursts: Progress, Problems and Prospects
    | arXiv, Published in , 87 pages
  167. Elementary Astronomy
    | , Published in , 134 pages
  168. A Text-book of Astronomy
    | D. Appleton and company, Published in , 391 pages
  169. Telescopic Work for Starlight Evenings
    | Taylor and Francis, Published in , 372 pages
  170. When Biospheres Collide: A History of NASA's Planetary Protection Programs
    | NASA, Published in , 542 pages
  171. Mars Science Laboratory
    | Wikipedia, Published in
  172. The world according to the Hubble Space Telescope
    | arXiv.org, Published in , 112 pages
  173. Cosmic Microwave Background Anisotropies up to Second Order
    | arXiv, Published in , 53 pages
  174. Are We Alone?
    | The Atlantic Monthly, Published in
  175. Astronomy with an Opera-glass
    | D. Appleton & co., Published in , 154 pages
  176. The Fine-Tuning of the Universe for Intelligent Life
    | arXiv, Published in , 76 pages
  177. Cosmological Evolution of Galaxies
    | arXiv, Published in , 88 pages
  178. Hours With A Three-Inch Telescope
    | Longmans, Green & Co., Published in , 159 pages
  179. Man's Place in the Universe
    | Chapman and Hall, Published in , 330 pages
  180. Observatories in Space
    | arXiv, Published in , 50 pages
  181. Recreations in Astronomy
    | Project Gutenberg,
  182. Curiosities of the Sky
    | Harper & Brothers, Published in , 300 pages
  183. The Astronomy of the Bible
    | Richard Clay & Sons, Published in
  184. Multi-messenger Astronomy and Dark Matter
    | arXiv, Published in , 105 pages
  185. Introduction to Dark Matter Experiments
    | arXiv.org, Published in , 64 pages
  186. The Fundamentals of Stellar Astrophysics
    | W H Freeman & Co, Published in , 494 pages
  187. Gravitational Wave Experiments and Early Universe Cosmology
    | arXiv, Published in , 100 pages
  188. Practical Astronomy for Engineers
    | Stephens, Published in , 160 pages
  189. The Solar Magnetic Field
    | arXiv, Published in , 83 pages
  190. Mag 7 Star Atlas Project
    | , Published in , 21 pages
  191. A Simple Guide to Backyard Astronomy
    | , Published in , 61 pages
  192. General Astronomy
    | Wikibooks, Published in
  193. Big Bang Nucleosynthesis and Physics Beyond the Standard Model
    | arXiv, Published in , 156 pages
  194. Advances in Modern Cosmology
    | InTech, Published in , 198 pages
  195. Exoplanet Observing for Amateurs
    | Reductionist Publications, Published in , 170 pages
  196. Observational Probes of Cosmic Acceleration
    | arXiv, Published in , 253 pages
  197. Introduction to Cosmology
    | arXiv, Published in , 58 pages
  198. Introduction to Supersymmetry: Astrophysical and Phenomenological Constraints
    | arXiv, Published in , 67 pages
  199. Atomic and Molecular Processes in Astronomy and Planetary Science
    | California Institute of Technology, Published in
  200. The Hubble Constant
    | arXiv, Published in , 48 pages
  201. Galaxy systems in the optical and infrared
    | arXiv, Published in , 60 pages
  202. Short History of Astronomy
    | John Murray, Published in , 439 pages
  203. Modified Gravity and Cosmology
    | arXiv, Published in , 312 pages
  204. Pioneer Saturn Encounter
    | NASA, Published in , 45 pages
  205. The Foundations of Celestial Mechanics
    | Pachart Pub House, Published in , 145 pages
  206. Lopsided Spiral Galaxies
    | arXiv, Published in , 75 pages
  207. The Star Splitters: The High Energy Astronomy Observatories
    | NASA History Office, Published in , 182 pages
  208. Inflation and String Theory
    | arXiv, Published in , 349 pages
  209. Cosmic Structure, Averaging and Dark Energy
    | arXiv, Published in , 55 pages
  210. Guide to Lunar Orbiter Photographs
    | NASA, Published in , 127 pages
  211. The Birth And Death Of The Sun
    | Dover Publications, Published in , 256 pages
  212. Everything You Always Wanted To Know About The Cosmological Constant Problem
    | arXiv, Published in , 89 pages
  213. Lunar Orbiter Photographic Atlas of the Moon
    | Lunar and Planetary Institute, Published in
  214. Traces of Catastrophe
    | Lunar and Planetary Institute, Published in , 120 pages
  215. Hubble Space Telescope: Discoveries
    | NASA, Published in , 128 pages
  216. The Complete Idiot's Guide to The Sun
    | Alpha, Published in , 350 pages
  217. A Guide To The Constellations
    | McGraw-Hill, Published in , 96 pages
  218. Supernova Remnants: The X-ray Perspective
    | arXiv, Published in , 78 pages
  219. Evolution of the Solar System
    | NASA, Published in
  220. An Introduction to Celestial Mechanics
    | The MacMillan Company, Published in , 437 pages
  221. An Introduction to Celestial Mechanics
    | The University of Texas at Austin, Published in , 216 pages
  222. Searching for Life Across Space and Time
    | The National Academies Press, Published in , 133 pages
  223. The Telescope
    | McGraw-Hill, Published in , 294 pages
  224. Inflation
    | NIKHEF, Published in , 53 pages
  225. Superstring Cosmology
    | arXiv, Published in , 161 pages
  226. Neutrinos and the Stars
    | arXiv, Published in , 83 pages
  227. Advances in Global and Local Helioseismology: an Introductory Review
    | arXiv, Published in , 86 pages
  228. Astrochemistry: The Issue of Molecular Complexity in Astrophysical Environments
    | arXiv, Published in , 62 pages
  229. General Astronomy
    | Edward Arnold and Company, Published in , 392 pages
  230. Guidebook to the Geology of Barringer Meteorite Crater, Arizona
    | Lunar and Planetary Institute, Published in , 154 pages
  231. Galaxies and the Expanding Universe
    | University of Oregon, Published in
  232. Lecture notes on the formation and early evolution of planetary systems
    | arXiv, Published in , 63 pages
  233. The Virial Theorem in Stellar Astrophysics
    | Pachart Pub. House, Published in , 135 pages
  234. Mathematical Problems Of Radiative Equilibrium
    | Cambridge University Press, Published in , 123 pages
  235. Astronomy for Amateurs
    | D. Appleton and Company, Published in
  236. An introductory treatise on the lunar theory
    | Cambridge University Press, Published in , 312 pages
  237. The First Stars
    | arXiv, Published in , 72 pages