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. Special Functions: Fractional Calculus and the Pathway for Entropy
   Hans J. Haubold (ed.) | MDPI AG, Published in 2018, 306 pages
2. The Star Splitters: The High Energy Astronomy Observatories
   Wallace H. Tucker | NASA History Office, Published in 1984, 182 pages
3. To See the Unseen: A History of Planetary Radar Astronomy
   Andrew J. Butrica | NASA History Division, Published in 1996, 301 pages
4. Searching for Life Across Space and Time
   | The National Academies Press, Published in 2017, 133 pages
5. The Birth And Death Of The Sun
   George Gamow | Dover Publications, Published in 1940, 256 pages
6. Elementary Astronomy
   James N. Pierce | , Published in 2013, 134 pages
7. Astronomy of To-day
   Cecil Goodrich Julius Dolmage | Seeley and co., Published in 1910
8. Astronomical Image and Data Analysis
   J.-L. Starck, F. Murtagh | Springer, Published in 2006, 335 pages
9. Multi-messenger Astronomy and Dark Matter
   Las Bergstrom | arXiv, Published in 2012, 105 pages
10. A Photographic Atlas of Rock Breakdown Features in Geomorphic Environments
    Mary Bourke, Heather Viles | Planetary Science Institute, Published in 2007, 88 pages
11. Protostars and Planets
    | Rice University, Published in 2015, 422 pages
12. Guidebook to the Geology of Barringer Meteorite Crater, Arizona
    David A. Kring | Lunar and Planetary Institute, Published in 2007, 154 pages
13. A practical guide to Basic Statistical Techniques for Data Analysis in Cosmology
    Licia Verde | arXiv, Published in 2008, 52 pages
14. Evolution of the Solar System
    Hannes Alfven, Gustaf Arrhenius | NASA, Published in 1976
15. Short History of Astronomy
    Arthur Berry | John Murray, Published in 1898, 439 pages
16. Planetary Photometry
    Max Fairbairn | , Published in 2005, 142 pages
17. The Cosmic Web: Geometric Analysis
    Rien van de Weygaert, Willem Schaap | arXiv, Published in 2007, 129 pages
18. Voyager 1 Encounters Saturn
    | NASA, Published in 1980, 51 pages
19. Voyager 1 and 2: Atlas of Six Saturnian Satellites
    Raymond M. Batson | NASA, Published in 1984, 182 pages
20. Planetary Rings
    Matthew S. Tiscareno | arXiv, Published in 2011, 82 pages
21. Particle Physics and Inflationary Cosmology
    Andrei Linde | arXiv, Published in 2005, 270 pages
22. The Fundamentals of Stellar Astrophysics
    George W. Collins, II | W H Freeman & Co, Published in 2003, 494 pages
23. Celestial Mechanics
    J. B. Tatum | , Published in 2008, 244 pages
24. Mysteries of the Sun
    Ginger Butcher | NASA, Published in 2011, 20 pages
25. A Text-book of Astronomy
    George C. Comstock | D. Appleton and company, Published in 1901, 391 pages
26. Lectures on Black Holes, Topological Strings and Quantum Attractors
    Boris Pioline | arXiv, Published in 2007, 103 pages
27. The Practical Astronomer
    Thomas Dick | Seeley, Burnside, and Seeley, Published in 1845, 588 pages
28. Spherical Astronomy
    F. Brünnow | Van Nostrand, Published in 1865, 559 pages
29. An Introduction to Celestial Mechanics
    Forest Ray Moulton | The MacMillan Company, Published in 1914, 437 pages
30. A Primer for Black Hole Quantum Physics
    R. Brout, S. Massar, R. Parentani, P. Spindel | arXiv, Published in 2007, 178 pages
31. A Review of the Universe: Structures, Evolutions, Observations, and Theories
    | universe-review.ca, Published in 2009
32. Astronomical Discovery
    Herbert Hall Turner | E. Arnold, Published in 1904, 225 pages
33. Mechanism of the Heavens
    Mary Somerville | J. Murray, Published in 1831, 710 pages
34. Cosmology for Particle Physicists
    U. A. Yajnik | arXiv, Published in 2008, 63 pages
35. An Introduction to Celestial Mechanics
    Richard Fitzpatrick | The University of Texas at Austin, Published in 2011, 216 pages
36. Cluster Lenses
    Jean-Paul Kneib, Priyamvada Natarajan | arXiv, Published in 2012, 120 pages
37. Quantization in Astrophysics, Brownian Motion, and Supersymmetry
    F. Smarandache, V. Christianto | MathTiger, Published in 2007, 516 pages
38. Resources of Near-Earth Space
    J. S. Lewis, M. S. Matthews | University of Arizona Press, Published in 1993, 977 pages
39. Introduction to Early Universe Cosmology
    Robert H. Brandenberger | arXiv, Published in 2011, 70 pages
40. Traces of Catastrophe
    Bevan M French | Lunar and Planetary Institute, Published in 1998, 120 pages
41. Archaeology, Anthropology, and Interstellar Communication
    Douglas A. Vakoch | NASA, Published in 2014, 330 pages
42. Basaltic Volcanism on the Terrestrial Planets
    | Pergamon Press, Published in 1981, 1286 pages
43. Amateur Telescope Making
    | Springfield Telescope Makers Inc, Published in 2018, 428 pages
44. Views of the Solar System
    Calvin J. Hamilton | , Published in 2008
45. An introductory treatise on the lunar theory
    Ernest W Brown | Cambridge University Press, Published in 1896, 312 pages
46. Gravitational Wave Experiments and Early Universe Cosmology
    Michele Maggiore | arXiv, Published in 2000, 100 pages
47. Practical Astronomy for Engineers
    Frederick Hanley Seares | Stephens, Published in 1909, 160 pages
48. Astronuclear Physics: a Tale of the Atomic Nuclei in the Skies
    M. Arnould, S. Goriely | arXiv.org, Published in 2020, 100 pages
49. The Story of Eclipses
    George F. Chambers | S. S. McClure Co., Published in 1909, 208 pages
50. Encyclopedia of Astrophysics
    Søren Bertil F. Dorch | Scholarpedia, Published in 2009
51. Radiative Processes in High Energy Astrophysics
    Gabriele Ghisellini | arXiv, Published in 2012, 157 pages
52. Introduction to Cosmology
    A. D. Dolgov | arXiv, Published in 2009, 58 pages
53. An Introduction to the Theory of Rotating Relativistic Stars
    Eric Gourgoulhon | arXiv, Published in 2010, 88 pages
54. Dense Matter in Compact Stars
    Andreas Schmitt | arXiv, Published in 2010, 146 pages
55. Moon Trip: A Personal Account of the Apollo Program and its Science
    Elbert A. King | Lunar and Planetary Institute, Published in 1989, 162 pages
56. The First Stars
    Simon C. O. Glover | arXiv, Published in 2012, 72 pages
57. The Solar Magnetic Field
    Sami Solanki, Bernd Inhester, Manfred Schussler | arXiv, Published in 2010, 83 pages
58. Gravitational Waves: Sources, Detectors and Searches
    Keith Riles | arXiv, Published in 2012, 79 pages
59. Cosmic Structure, Averaging and Dark Energy
    David L. Wiltshire | arXiv, Published in 2013, 55 pages
60. Voyage to Jupiter
    David Morrison, Jane Samz | NASA, Published in 1980, 218 pages
61. Hours With A Three-Inch Telescope
    William Noble | Longmans, Green & Co., Published in 1887, 159 pages
62. Mag 7 Star Atlas Project
    Andrew L. Johnson | , Published in 2007, 21 pages
63. High Energy Astrophysics
    Jonathan Katz | The Benjamin/Cummings Publishing, Published in 1986, 338 pages
64. Voyager Encounters Jupiter
    | National Aeronautics and Space Administration, Published in 1979, 48 pages
65. Astrochemistry: The Issue of Molecular Complexity in Astrophysical Environments
    M. De Becker | arXiv, Published in 2013, 62 pages
66. Lecture Notes on High Energy Cosmic Rays
    M. Kachelriess | arXiv.org, Published in 2008, 82 pages
67. Mercury
    F. Vilas, C. Chapman, M. Matthews | University of Arizona Press, Published in 1989, 794 pages
68. An Introduction to Cosmic Rays and Gamma-Ray Bursts
    A. De Rujula | arXiv, Published in 2007, 37 pages
69. Black-Hole Phenomenology
    Neven Bilic | arXiv, Published in 2006, 58 pages
70. Lunar Stratigraphy and Sedimentology
    John Lindsay | Elsevier, Published in 1976, 311 pages
71. Images of the Solar Upper Atmosphere From SUMER on SOHO
    Uri Feldman, at al. | ESA Publications Division, Published in 2003, 209 pages
72. Modified Gravity and Cosmology
    T. Clifton, P.G. Ferreira, A. Padilla, C. Skordis | arXiv, Published in 2012, 312 pages
73. Observatories in Space
    Catherine Turon | arXiv, Published in 2011, 50 pages
74. Curiosities of the Sky
    Garrett Putman Serviss | Harper & Brothers, Published in 1909, 300 pages
75. Frequently Asked Questions about Calendars
    Claus Tøndering | , Published in 2008, 65 pages
76. An Introduction to Galactic Chemical Evolution
    Nikos Prantzos | arXiv, Published in 2007, 46 pages
77. Lunar Orbiter Photographic Atlas of the Moon
    D.E. Hughes, J.K. Bowker | Lunar and Planetary Institute, Published in 1971
78. Introduction to Supersymmetry: Astrophysical and Phenomenological Constraints
    Keith A. Olive | arXiv, Published in 1999, 67 pages
79. The Astronomy of the Bible
    E. Walter Maunder | Richard Clay & Sons, Published in 1908
80. The Astrobiology Primer: An Outline of General Knowledge
    Lucas J. Mix, at al. | arXiv, Published in 2006, 79 pages
81. Protoplanetary Disks and Their Evolution
    Jonathan P. Williams, Lucas A. Cieza | arXiv, Published in 2011, 65 pages
82. Plasma Physics of Extreme Astrophysical Environments
    Dmitri A. Uzdensky, Shane Rightley | arXiv, Published in 2014, 56 pages
83. TASI Lectures: Introduction to Cosmology
    Mark Trodden, Sean M. Carroll | arXiv, Published in 2004, 82 pages
84. The Universe in a Helium Droplet
    Grigory E. Volovik | Oxford University Press, Published in 2003, 532 pages
85. Lopsided Spiral Galaxies
    Chanda J. Jog, Francoise Combes | arXiv, Published in 2008, 75 pages
86. Understanding Galaxy Formation and Evolution
    V. Avila-Reese | arXiv, Published in 2006, 50 pages
87. Handbook of Space Astronomy and Astrophysics
    Martin V. Zombeck | Cambridge University Press, Published in 2006, 780 pages
88. The Foundations of Celestial Mechanics
    George W. Collins, II | Pachart Pub House, Published in 2004, 145 pages
89. Big Bang Nucleosynthesis and Physics Beyond the Standard Model
    Subir Sarkar | arXiv, Published in 1996, 156 pages
90. Dark Energy: Observational Evidence and Theoretical Models
    B. Novosyadlyj, V. Pelykh, Yu. Shtanov, A. Zhuk | Akademperiodyka, Published in 2013, 380 pages
91. Primordial Magnetogenesis
    Alejandra Kandus, Kerstin E. Kunze, Christos G. Tsagas | arXiv, Published in 2011, 107 pages
92. Observing the Sky from 30S
    Roberto Mura | Wikibooks, Published in 2010, 86 pages
93. Astronomy for Amateurs
    Camille Flammarion | D. Appleton and Company, Published in 1910
94. Practical Astronomy
    George L. Hosmer | John Wiley and Sons Inc., Published in 1925, 314 pages
95. Sky Surveys
    S. G. Djorgovski, A.A. Mahabal, A.J. Drake, M.J. Graham, C. Donalek | arXiv, Published in 2012, 62 pages
96. Supernova Cosmology: Legacy and Future
    Ariel Goobar, Bruno Leibundgut | arXiv, Published in 2011, 62 pages
97. Primordial Nucleosynthesis: from precision cosmology to fundamental physics
    F. Iocco, G. Mangano, G. Miele, O. Pisanti, P.D. Serpico | arXiv, Published in 2009, 148 pages
98. Inflationary Cosmology and Structure Formation
    J. A. Peacock | arXiv, Published in 1996, 77 pages
99. Recreations in Astronomy
    Henry White Warren | Project Gutenberg,
100. The Search for Extraterrestrial Intelligence, SETI
     Philip Morrison, John Billingham, John Wolfe | NASA, Published in 1979, 293 pages
101. Atlas of Peculiar Galaxies
     Halton C. Arp | California Institute of Technology, Published in 1966, 190 pages
102. Star-Gazer's Hand-Book
     Henry William Elson | Sturgis & Walton, Published in 1910, 72 pages
103. Consolidated Lunar Atlas
     Gerald P. Kuiper, et al. | Lunar and Planetary Institute, Published in 1960
104. Black Holes
     P.K. Townsend | arXiv, Published in 1997, 145 pages
105. Introduction to the Theory of Black Holes
     Gerard 't Hooft | Utrecht University, Published in 2009, 49 pages
106. On the Origin (and Evolution) of Baryonic Galaxy Halos
     Duncan A. Forbes, Ericson D. Lopez | MDPI AG, Published in 2018, 232 pages
107. Superstring Cosmology
     James E. Lidsey, David Wands, E. J. Copeland | arXiv, Published in 2000, 161 pages
108. Celestial Mechanics: Notes and Work
     J.D. Mireles James | Rutgers University, Published in 2007, 128 pages
109. General Astronomy
     | Wikibooks, Published in 2009
110. Astronomy with an Opera-glass
     Garrett Putman Serviss | D. Appleton & co., Published in 1890, 154 pages
111. Textbook on Practical Astronomy
     George Leonard Hosmer | Wiley, Published in 1910, 252 pages
112. Mathematical Problems Of Radiative Equilibrium
     Eberhard Hopf | Cambridge University Press, Published in 1934, 123 pages
113. String Cosmology
     James M. Cline | arXiv, Published in 2007, 47 pages
114. Stellar Atmospheres
     J. B. Tatum | , Published in 2006, 302 pages
115. Cosmology: The Study of the Universe
     | NASA, Published in 2009, 38 pages
116. Cosmic Microwave Background Anisotropies up to Second Order
     Nicola Bartolo, Sabino Matarrese, Antonio Riotto | arXiv, Published in 2007, 53 pages
117. An Exposition on Inflationary Cosmology
     Scott Watson | arXiv, Published in 2000, 93 pages
118. Ultrahigh Energy Cosmic Rays: Facts, Myths, and Legends
     Luis Alfredo Anchordoqui | arXiv, Published in 2011, 92 pages
119. The Galactic Habitable Zone I. Galactic Chemical Evolution
     G. Gonzalez, D. Brownlee, P. Ward | arXiv, Published in 2001, 57 pages
120. Elements of Astrophysics
     Nick Kaiser | University of Hawaii, Published in 2002, 435 pages
121. The world according to the Hubble Space Telescope
     Mario Livio | arXiv.org, Published in 2008, 112 pages
122. Atomic and Molecular Processes in Astronomy and Planetary Science
     Geoffrey A. Blake | California Institute of Technology, Published in 2004
123. Dynamics of the Universe in Problems
     Yu. L. Bolotin, et al. | UniverseInProblems.com, Published in 2013, 113 pages
124. The Fine-Tuning of the Universe for Intelligent Life
     Luke A. Barnes | arXiv, Published in 2011, 76 pages
125. The Hubble Constant
     Neal Jackson | arXiv, Published in 2014, 48 pages
126. Cosmology: Mankind's Grand Investigation
     Greg Bothun | Harcourt Brace College Publishers, Published in 1999, 129 pages
127. Magnetic Fields, Strings and Cosmology
     Massimo Giovannini | arXiv, Published in 2006, 76 pages
128. Neutrinos and the Stars
     Georg Raffelt | arXiv, Published in 2012, 83 pages
129. Introduction to Millimeter/Sub-Millimeter Astronomy
     T. L. Wilson | arXiv, Published in 2009, 106 pages
130. A Briefer History of Time: From the Big Bang to the Big Mac
     Eric Schulman | St. Martin's Press, Published in 2004, 207 pages
131. Techniques of Radio Astronomy
     T. L. Wilson | arXiv, Published in 2011, 47 pages
132. An Introduction to Astronomy
     Forest Ray Moulton | The MacMillan Company, Published in 1916, 577 pages
133. The Cosmological Constant
     Sean M. Carroll | arXiv, Published in 2000, 50 pages
134. Observing the Sky from 40N
     Roberto Mura | Wikibooks, Published in 2010, 86 pages
135. Particle Physics Aspects of Modern Cosmology
     Robert H. Brandenberger | arXiv, Published in 1997, 70 pages
136. Ekpyrotic and Cyclic Cosmology
     Jean-Luc Lehners | arXiv, Published in 2009, 79 pages
137. Cosmology Primer
     Sean Carroll | preposterousuniverse.com, Published in 2012, 120 pages
138. Habitable Planets for Man
     Stephen H. Dole | RAND Corporation, Published in 1964, 176 pages
139. An Introduction to Quantum Cosmology
     D.L. Wiltshire | arXiv, Published in 2003, 60 pages
140. General Astronomy
     Harold Spencer Jones | Edward Arnold and Company, Published in 1924, 392 pages
141. Inflation
     Marieke Postma | NIKHEF, Published in 2009, 53 pages
142. From Cosmic Birth to Living Earths: The Future of UVOIR Space Astronomy
     Julianne Dalcanton, et al. | arXiv, Published in 2015, 176 pages
143. Pioneer Saturn Encounter
     | NASA, Published in 1979, 45 pages
144. Through the Telescope
     James Baikie | Adam and Charles Black, Published in 1906, 303 pages
145. To a Rocky Moon: A Geologist's History of Lunar Exploration
     Don E. Wilhelms | University of Arizona Press, Published in 1993, 524 pages
146. Introductory Lectures on Quantum Cosmology
     J. J. Halliwell | arXiv, Published in 1990, 107 pages
147. Introduction to Cosmology
     David H Lyth | arXiv, Published in 1993, 53 pages
148. Radiative Gas Dynamics
     David Weinberg | Ohio State University, Published in 2007
149. History of Astronomy
     George Forbes | , Published in 1909
150. Galaxy systems in the optical and infrared
     A. Biviano | arXiv, Published in 2008, 60 pages
151. An Expanded View of the Universe
     | European Southern Observatory, Published in 2011, 54 pages
152. Introduction to Physical Astronomy
     Kenneth R. Koehler | University of Cincinnati, Published in 2010
153. A Simple Guide to Backyard Astronomy
     Carol Beigel | , Published in 2008, 61 pages
154. The Virial Theorem in Stellar Astrophysics
     George W. Collins, II | Pachart Pub. House, Published in 1978, 135 pages
155. The Elements of Theoretical and Descriptive Astronomy
     Charles J. White | J. Wiley, Published in 1909, 322 pages
156. Planetary Theory
     Ernest Brown, Clarence Shook | Cambridge University Press, Published in 1933, 323 pages
157. Telescopic Work for Starlight Evenings
     William F. Denning | Taylor and Francis, Published in 1891, 372 pages
158. Exoplanet Observing for Amateurs
     Bruce L. Gary | Reductionist Publications, Published in 2007, 170 pages
159. Cosmological Evolution of Galaxies
     Isaac Shlosman | arXiv, Published in 2012, 88 pages
160. Practical Astronomy
     P. S. Michie, F. S. Harlow | John Wiley & Sons, Published in 1893, 246 pages
161. Astronomy
     Andrew Fraknoi, David Morrison, Sidney C. Wolff | Unglue.it, Published in 2016, 1200 pages
162. The Complete Idiot's Guide to The Sun
     Jay M. Pasachoff | Alpha, Published in 2003, 350 pages
163. Dwarf-Galaxy Cosmology
     Regina Schulte-Ladbeck, at al. | Hindawi Publishing, Published in 2010, 238 pages
164. Primer Of Celestial Navigation
     John Favill | Cornell Maritime Press, Published in 1944, 300 pages
165. First Light
     Abraham Loeb | arXiv, Published in 2006, 157 pages
166. Space Nomads
     Leota Jean LaPaz, Lincoln LaPaz | Holiday House, Published in 1961, 199 pages
167. Vision and Voyages for Planetary Science in the Decade 2013-2022
     | National Academy of Sciences, Published in 2011, 410 pages
168. Hubble 25: A Quarter-Century of Discovery with the Hubble Space Telescope
     Dylan Steele (ed.) | NASA, Published in 2015, 78 pages
169. Massive Stars and their Supernovae
     F. Thielemann, R. Hirschi, M. Liebendorfer, R. Diehl | arXiv, Published in 2010, 81 pages
170. Introduction to Dark Matter Experiments
     R. W. Schnee | arXiv.org, Published in 2011, 64 pages
171. Advances in Global and Local Helioseismology: an Introductory Review
     Alexander G. Kosovichev | arXiv, Published in 2011, 86 pages
172. The Telescope
     Louis Bell | McGraw-Hill, Published in 1922, 294 pages
173. Recent Developments in Gravitational Collapse and Spacetime Singularities
     Pankaj S. Joshi, Daniele Malafarina | arXiv, Published in 2012, 89 pages
174. Advanced Topics in Cosmology: A Pedagogical Introduction
     T. Padmanabhan | arXiv, Published in 2006, 40 pages
175. The Beginning and the End: The Meaning of Life in a Cosmological Perspective
     Clement Vidal | arXiv, Published in 2013, 356 pages
176. Introduction to relativistic astrophysics and cosmology through Maple
     V. L. Kalashnikov | arXiv, Published in 2001, 124 pages
177. Photographs of Nebulae and Clusters
     James Edward Keeler | University of California Publications, Published in 1908
178. A Handbook of Descriptive and Practical Astronomy
     George F. Chambers | Oxford At The Clarendon Press, Published in 1889, 756 pages
179. The History of Astrometry
     Michael Perryman | arXiv, Published in 2012, 52 pages
180. Man's Place in the Universe
     Alfred R. Wallace | Chapman and Hall, Published in 1904, 330 pages
181. The Geology of the Terrestrial Planets
     Michael H. Carr | NASA, Published in 1984, 322 pages
182. Cosmos and Culture: Cultural Evolution in a Cosmic Context
     Steven J. Dick, Mark L. Lupisella | NASA, Published in 2010, 612 pages
183. Everything You Always Wanted To Know About The Cosmological Constant Problem
     Jerome Martin | arXiv, Published in 2012, 89 pages
184. Cosmic Journey: A History of Scientific Cosmology
     N. S. Hetherington, W. P. McCray | American Institute of Physics, Published in 2009, 344 pages
185. Large Scale Structure of the Universe
     Alison L. Coil | arXiv, Published in 2012, 43 pages
186. The Birth and Death of Stars
     James Schombert | University of Oregon, Published in 2008
187. From Disks to Planets
     Andrew N. Youdin, Scott J. Kenyon | arXiv, Published in 2012, 70 pages
188. Observational Probes of Cosmic Acceleration
     David H. Weinberg, et al. | arXiv, Published in 2012, 253 pages
189. Cosmology
     James Schombert | University of Oregon, Published in 2008
190. Pioneers of Science
     Oliver Lodge | Macmillan and co, Published in 1905, 421 pages
191. Inflation and String Theory
     Daniel Baumann, Liam McAllister | arXiv, Published in 2014, 349 pages
192. Elementary Mathematical Astronomy
     C. Barlow, G. Bryan | University Correspondence College Press, Published in 1893, 442 pages
193. Great Astronomers
     Robert S. Ball | Isbister, Published in 1895, 392 pages
194. Astronomy Notes
     Nick Strobel | astronomynotes.com, Published in 2010
195. Gravitational Wave Detection by Interferometry
     Matthew Pitkin, Stuart Reid, Sheila Rowan, Jim Hough | arXiv, Published in 2011, 80 pages
196. Supernova Remnants: The X-ray Perspective
     Jacco Vink | arXiv, Published in 2011, 78 pages
197. Are We Alone?
     Gregg Easterbrook | The Atlantic Monthly, Published in 1988
198. Solar Neutrinos
     V. Antonelli, L. Miramonti, C. Pena-Garay, A. Serenelli | arXiv, Published in 2012, 51 pages
199. The Shape of the Universe
     Gerd Pommerenke | viXra, Published in 2013, 321 pages
200. When Biospheres Collide: A History of NASA's Planetary Protection Programs
     Michael Meltzer | NASA, Published in 2011, 542 pages
201. Why CMB physics?
     Massimo Giovannini | arXiv, Published in 2007, 179 pages
202. Cosmic Rays in Galactic and Extragalactic Magnetic Fields
     F. Aharonian, A. Bykov, E. Parizot, V. Ptuskin, A. Watson | arXiv, Published in 2011, 43 pages
203. A New Astronomy
     David Peck Todd | American Book Company, Published in 1906, 437 pages
204. Observations of the High Redshift Universe
     Richard S. Ellis | arXiv, Published in 2007, 115 pages
205. Lectures on Inflation and Cosmological Perturbations
     David Langlois | arXiv, Published in 2010, 56 pages
206. A Practical Introduction to Numerical Hydrodynamics
     Garrelt Mellema | Leiden University, Published in 2003, 124 pages
207. Cosmology and Astrophysics
     Juan Garcia-Bellido | arXiv.org, Published in 2005, 76 pages
208. The Beginning and Evolution of the Universe
     Bharat Ratra, Michael S. Vogeley | arXiv, Published in 2008, 69 pages
209. Cosmology
     V. A. Rubakov | arXiv.org, Published in 2018, 56 pages
210. Notes on Stellar Astrophysics
     James N. Pierce | Minnesota State University, Published in 2013, 299 pages
211. Introduction to Non-Baryonic Dark Matter
     Paolo Gondolo | arXiv, Published in 2004, 51 pages
212. Chondrules and their Origins
     Elbert A. King | The Lunar and Planetary Institute, Published in 1983, 377 pages
213. Cosmic Rays and the Search for a Lorentz Invariance Violation
     Wolfgang Bietenholz | arXiv, Published in 2008, 81 pages
214. An Introduction into the Theory of Cosmological Structure Formation
     Christian Knobel | arXiv, Published in 2012, 102 pages
215. Advances in Modern Cosmology
     Adnan Ghribi | InTech, Published in 2011, 198 pages
216. Gamma-Ray Bursts: Progress, Problems and Prospects
     Bing Zhang, Peter Meszaros | arXiv, Published in 2008, 87 pages
217. Origin of the Moon
     W. K. Hartmann, R. J. Phillips, G. J. Taylor | Lunar and Planetary Institute, Published in 1986, 781 pages
218. Celestial Navigation, Elementary Astronomy, Piloting
     Arturo Chiesa, Raffaele Chiesa | Sky and Sea Software, Published in 2010
219. Applied Cosmography: A Pedagogical Review
     Yu. L. Bolotin, et al. | arXiv.org, Published in 2018, 66 pages
220. From Chaos to Consciousness: A Brief History of the Universe
     Mike Corwin | Bookboon, Published in 2015, 166 pages
221. Lectures on Astronomy, Astrophysics, and Cosmology
     Luis A. Anchordoqui | arXiv, Published in 2007, 41 pages
222. High Performance Computing and Numerical Modelling
     Volker Springel | arXiv, Published in 2014, 108 pages
223. Planetary Science: A Lunar Perspective
     Stuart Ross Taylor | Lunar and Planetary Institute, Published in 1982
224. A Guide To The Constellations
     Samuel G. Barton | McGraw-Hill, Published in 1928, 96 pages
225. Chemistry in Protoplanetary Disks
     Thomas Henning, Dmitry Semenov | arXiv, Published in 2013, 84 pages
226. Mathematical Theories of Planetary Motions
     Otto Dziobek | The Register Pub. Co., Published in 1892, 314 pages
227. The Formation and Evolution of the Solar System
     James Schombert | University of Oregon, Published in 2007
228. Galaxies and the Expanding Universe
     James Schombert | University of Oregon, Published in 2008
229. Lecture notes on the formation and early evolution of planetary systems
     Philip J. Armitage | arXiv, Published in 2010, 63 pages
230. Stellar Superfluids
     Dany Page, et al. | arXiv, Published in 2013, 88 pages