Freebook Sifter

Freebook Sifter makes it easy to find over 80000 free eBooks. Why not browse these 94 selections currently in Astronomy?
Title # Ratings Avg Stars
1. 21-12-12 by Maz Shams 34 3.5
2. Build Your Own Galactic Empire by Harry Heyoka 21 2.5
3. Sky Hunter (Targon Tales, #1) by Chris Reher 13 4
4. Astronomy for everybody; a popular exposition of the wonders of the heavens by Simon Newcomb 8 5
5. Astronomy for everybody, a popular exposition of the wonders of the heavens by Simon Newcomb 8 5
6. A Field Book of the Stars by William Tyler Olcott 6 3.5
7. FROM COPERNICUS TO EINSTEIN by HANS REICHENBACH 3 5
8. Mundo Novo by Augusto Xavier 3 5
9. The Aurora Borealis : Or Flashes of Wit; Calculated to Drown Dull Care and Eradicate the Blue Devils by David Claypoole Johnston 2 5
10. The Realm Of The Nebulae by Edwin. Hubble 2 5
11. The Singularity Files (Audiobook & Science Seminars) by Bill DeSmedt 2 5
12. Worst Case Scenario : Evacuate Earth! by David Bartell 2 4
13. Side-lights on astronomy and kindred fields of popular science; by Simon Newcomb 2 3
14. Everything Solved : The Universe Explained by Austin Torney 2 2.5
15. The Telescope by Louis Bell 2 1.5
16. Theory of the Motion of the Heavenly Bodies Moving about the Sun in Conic Sections : A ... by Carl Friedrich Gauss 2 1
17. Transparent Universe by S.F. van der Meulen 1 5
18. El observador : El Genesis y la ciencia, La Biblia y la Creacion by Alberto Canen Sr 1 5
19. Is There Time? by D. R. Prescott 1 5
20. Under the Rays of the Aurora Borealis : In the Land of the Lapps and Kvæns by Sophus Tromholt 1 5
21. Curiosities of the sky by Garrett Putman Serviss 1 4
22. The aurora borealis by Alfred Angot 1 3
23. The moon, a full description and map of its principal physical features by Thomas Gwyn Elger 1 3
24. The reports of the magicians and astrologers of Nineveh and Babylon in the British museum by Reginald Campbell Thompson 1 3
25. The dawn of astronomy; a study of the temple-worship and mythology of the ancient Egyptians by Joseph Norman Lockyer 1 2
26. The dawn of astronomy. A study of the temple-worship and mythology of the ancient Egyptians by Norman Lockyer 1 2
27. Great astronomers by Robert S. Ball 1 1
28. Great Astronomers by Robert Stawell Ball 1 1
29. Lift-Off by Jean-Nichol Dufour 1 1
30. Our Universe by Warren Schmidt 1 1
31. Recreations in astronomy, with directions for practical experiments and telescopic work by Henry White Warren 0 0
32. Astronomy of to-day, a popular introduction in non-technical language by Cecil G Dolmage 0 0
33. Search for the universal ancestors by H Hartman 0 0
34. Aurora Borealis Academica : Aberdeen University appreciations, 1860-1889 0 0
35. Ucenie Dzual Khula : Astronomia i kosmologia by Tatiana Danina 0 0
36. Cosmic Coding by Martin Kimeldorf 0 0
37. The science of the stars by E. Walter Maunder 0 0
38. Story of the stars by George F. Chambers 0 0
39. Galileo, his life and work by J. J. Fahie 0 0
40. Einiges aus der Geschichte der Astronomie im Alterthum by Friedrich Blass 0 0
41. The planetary and stellar worlds : a popular exposition of the great discoveries and theories of modern astronomy by Ormsby MacKnight Mitchel 0 0
42. Einstein His Life And Times by Philipp Frank 0 0
43. Stable State Universe Theory by Stephen Webb 0 0
44. New Standard Model for Elementary Particles by Richard Lighthouse 0 0
45. The Cassandra Frost Collection, A decade of writing on remote viewing, intuition and consciousness by Cassandra Frost 0 0
46. Elements of Astronomy : Accompanied with Numerous Illustrations, a Colored Representation of the ... by Joseph Norman Lockyer 0 0
47. Part 1 The Universe : A short history of everything we know by John Mac 0 0
48. Elements of Astronomy : Accompanied with Numerous Illustrations, a Colored Representation of the ... by Norman Lockyer 0 0
49. The Achievements and the Days Book I. From the Origin to the Hominids by Roland Maes 0 0
50. The Friendly Stars by Martha Evans Martin 0 0
51. Evolution of the protoplanetary cloud and formation of the earth and the planets by V. S Safronov 0 0
52. Nothing by J. P. Kurzitza 0 0
53. The lost solar system of the ancients discovered by John Wilson 0 0
54. Astronomy for everybody : a popular exposition of the wonders of the heavens by Simon Newcomb 0 0
55. The mediaeval attitude toward astrology, particularly in England by Theodore Otto Wedel 0 0
56. Giordano Bruno, his life, thought, and martyrdom; by William Boulting 0 0
57. An introduction to celestial mechanics by Forest Ray Moulton 0 0
58. Gravitation : An Elementary Explanation of the Principal Perturbations in the Solar System by George Biddell Airy 0 0
59. The Origin of All Religious Worship by Dupuis 0 0
60. Theory of the motion of the heavenly bodies moving about the sun in conic sections : a translation of Gauss's Theoria motus. With an appendix by Carl Friedrich Gauss 0 0
61. The Martian Engineer's Notebook, Volume 1 by Eric Nabity 0 0
62. Galileo, His Life and Work ... by John Joseph Fahie 0 0
63. The recent progress of astronomy, especially in the United States by Elias Loomis 0 0
64. Le stelle cadenti by Giovanni Virginio Schiaparelli 0 0
65. The Story of the Solar System by George Frederick Chambers 0 0
66. The recent progress of astronomy; especially in the United States by Elias Loomis 0 0
67. Letters of Euler on different subjects in natural philosophy : addressed to a German princess by Leonhard Euler 0 0
68. The story of the solar system by George F. Chambers 0 0
69. The science of the stars by Edward Walter Maunder 0 0
70. Nous, labeur d'étoiles by Boris Tzaprenko 0 0
71. The Martian Engineer's Notebook, Volume 2 by Eric Nabity 0 0
72. The story of the stars by George Frederick Chambers 0 0
73. Odds & Ends by Tony Healey 0 0
74. The discovery of a world in the moone by John Wilkins 0 0
75. The story of the stars by George F. Chambers 0 0
76. On the Interpretation of Plato's Timaeus : Critical Studies by John Cook Wilson 0 0
77. Mars and its canals by Percival Lowell 0 0
78. The story of the stars : Simply Told for General Readers by George Frederick Chambers 0 0
79. On the Interpretation of Plato's Timaeus : Critical Studies with Special Reference to a Recent Ed. by John Cook Wilson 0 0
80. The sun and the welfare of man by C. G. Abbot 0 0
81. On the interpretation of Plato's Timaeus : critical studies with special reference to a recent edition by John Cook Wilson 0 0
82. A popular history of astronomy during the nineteenth century by Agnes M. Clerke 0 0
83. On the recent secular period of the aurora borealis by Denison Olmsted 0 0
84. A popular history of astronomy during the nineteenth century by Agnes Mary Clerke 0 0
85. Oriental and Linguistic Studies by William Dwight Whitney 0 0
86. A Popular History of Astronomy During the Nineteenth Century : Agnes M. Clerke by Agnes Mary Clerke 0 0
87. Under the rays of the aurora borealis : in the land of the Lapps ..., Volume 1 by Carl Siewers Sophus Tromholt 0 0
88. Oriental and linguistic studies .. by William Dwight Whitney 0 0
89. Astronomical lore in Chaucer by Florence Marie Grimm 0 0
90. We Can Go There : How Did We Miss This? by Matthew H Burch 0 0
91. RADIATION HAZARD IN SPACE by L. I MIROSHNICHENKO 0 0
92. Recherches sur l'histoire de l'astronomie ancienne by Paul Tannery 0 0
93. Astronomy of to-day; a popular introduction in non-technical language by Cecil Goodrich Julius Dolmage 0 0