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