Chú thích Lịch sử thiên văn học

  1. ↑ For Skywatchers, Springtime Is 'Big Bear' Season, Space.com.
  2. ↑ Ancient Cultures and the Stars; U.S. Centennial Of Flight Commission
  3. ↑ Prehistoric Astronomy; Ephemeris.com
  4. ↑ Newgrange Megalithic Passage Tomb; Knowth.com
  5. ↑ Nguyễn Việt Long, trang 11-14
  6. ↑ Nguyễn Việt Long, trang 18 - 19
  7. ↑ Nguyễn Việt Long, trang 22 - 24
  8. ↑ Nguyễn Việt Long, trang 26
  9. 1 2 Almanach, những nền văn minh thế giới, trang 565, 669.
  10. ↑ Hope Anthony, A Guide to Ancient Near Eastern Astronomy Primary Sources.
  11. ↑ Babylonian Zodiac; Astrogeographia Foundation.
  12. ↑ Ancient eclipse forecasts; NASA.
  13. ↑ Kidinnu, the Chaldaeans, and Babylonian astronomy.; Livius.org
  14. ↑ Seleucus of Seleucia.; Abstract from The SAO/NASA Astrophisics Data System.
  15. ↑ Nguyễn Việt Long, trang 39
  16. ↑ Biography of Thales.; Math Open Reference
  17. ↑ Anaximander.; The Internet Encyclopedia Of Philosophy.
  18. ↑ Pythagoras of Samos.; University Of St Andrews, Scotland.
  19. ↑ Democritus of Abdera.; University Of St Andrews, Scotland.
  20. ↑ Philolaus; The Stanford Encyclopedia Of Philosophy.
  21. ↑ Eudoxus's system.; Institute And Museum Of The History Of Science Of Italia
  22. ↑ Thomas Fowler, Aristotle's Astronomy.; Tufts University.
  23. ↑ Eratosthenes Biography.; University Of St Andrews, Scotland.
  24. ↑ Aristarchus.; Varchive.org
  25. ↑ Hipparchus.; Worsley School Online
  26. ↑ Deborah Houlding, The Life and Works of Ptolemy.; Skyscript.
  27. ↑ The observation of sunspots, UNESCO courier, Oct, 1988.
  28. ↑ Great Moments in the History of Solar Physics; The High Altitude Observatory (HAO), US National Center for Atmospheric Research
  29. ↑ Nguyễn Việt Long, trang 36
  30. ↑ Nguyễn Việt Long", trang 348
  31. ↑ Trương Hành (Zhang Heng); University of St Andrews, Scotland.
  32. ↑ Nguyễn Việt Long, trang 37 - 38
  33. ↑ Aryabhata the Elder.; University Of St Andrews, Scotland.
  34. ↑ Varahamihira.; University Of St Andrews, Scotland.
  35. ↑ Brahmagupta.; University Of St Andrews, Scotland.
  36. ↑ Nguyễn Việt Long, trang 34
  37. ↑ Ibn Yunus Biography.; University Of St Andrews, Scotland.
  38. ↑ Omar Khayyám.; Pegasos
  39. ↑ Khayyám Biography.; University Of St Andrews, Scotland.
  40. ↑ Nguyễn Việt Long, trang 85
  41. ↑ Nasīr al-Dīn al-Tūsī.; University Of St Andrews, Scotland.
  42. ↑ Ulugh Beg.; University Of St Andrews, Scotland.
  43. ↑ Dr. A. Zahoor. “Mohammed Targai Ulugh Beg” (bằng tiếng Anh). Universitas Hasanuddin. Bản gốc lưu trữ ngày 14 tháng 12 năm 2004. Truy cập ngày 22 tháng 8 năm 2016. "Ulugh Beg computed the length of the year as 365 days 5 hours 49 phút 15 seconds" 
  44. ↑ Johannes de Sacrobosco.; University of Cambridge.
  45. ↑ Hermann of Reichenau.; University Of St Andrews, Scotland.
  46. ↑ Oresme biography.; University Of St Andrews, Scotland.
  47. ↑ Regiomontanus.; University of Cambridge.
  48. ↑ Tycho Brahe.; University of Cambridge.
  49. ↑ Trần Mạnh Thường, trang 266.
  50. ↑ Galileo.; University Of St Andrews, Scotland.
  51. ↑ Giordano Bruno.; University Of St Andrews, Scotland.
  52. ↑ Sir Isaac Newton; University Of St Andrews, Scotland.
  53. ↑ Edmond Halley; University Of St Andrews, Scotland.
  54. ↑ Laplace; University Of St Andrews, Scotland.
  55. ↑ Giovanni Domenico Cassini.
  56. ↑ James Bradley (1693—1762), Third Astronomer Royal from (1742—1762); UK National Maritime Museum.
  57. ↑ Friedrich Wilhelm (William) Herschel (ngày 15 tháng 11 năm 1738 - ngày 25 tháng 8 năm 1822); SEDS data base.
  58. ↑ Nguyễn Việt Long, trang 213
  59. ↑ Gustav Robert Kirchhoff; University Of St Andrews, Scotland.
  60. ↑ Anders Angstrom.; Uppsala University.
  61. ↑ Angelo Secchi.; Fairfield University.
  62. ↑ Peter Abrahams, The Early History of Astrophotography.; Europa.com
  63. ↑ Athur Stanley Eddington; The Bruce Madalists of The Astronomical Society Of The Pacific.
  64. ↑ Henrietta Swan Leavitt; Windows to the Universe, UCAR.
  65. ↑ The Milky Way Galaxy.; SEDS
  66. ↑ Why the `Great Debate' Was Important; NASA
  67. ↑ Fritz Zwicky; Swedish Morphological Society
  68. ↑ Arthur Stanley Eddington; University Of St Andrews, Scotland.
  69. ↑ Albert Einstein.; University Of St Andrews, Scotland.
  70. ↑ Edwin Powell Hubble; University Of St Andrews, Scotland.
  71. ↑ Aleksandr Aleksandrovich Friedmann; University Of St Andrews, Scotland.
  72. ↑ Getting a Bang out of Gamow; The George Washington University.
  73. ↑ Arno Allan Penzias; IEEE Virtual Museum.
  74. ↑ The Cosmic Microwave Background Radiation; University of Wisconsin Madison.
  75. ↑ Alan H. Guth; MIT Faculty of Physics.
  76. ↑ Sputnik 1; Encyclopedia Astronautica.
  77. ↑ Luna 2; NASA National Space Science Data Center.
  78. ↑ Vostok 1 NASA National Space Science Data Center.
  79. ↑ Apollo 11. NASA National Space Science Data Center.

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