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Hindu Cosmological Time Cycles
An accurate calendar and the progenitor of the sexagesimal (base 60) "degree, minutes, seconds" measurement system.
Big Ear Radio Observatory
Radio astronomy and the search for extraterrestrial intelligence.
Roemer and the First Determination of the Velocity of Light
Burndy Library online publication of 1940 article detailing the background and details of Roemer's work.
Heavenly Mathematics: Cultural Astronomy
An interdisciplinary course on cultural astronomy.
Tycho's Star Maps
Celestial atlases and globes on exhibit at the Royal Observatory, Greenwich.
Little Green Men, White Dwarfs or Pulsars?
A personal account by Jocelyn Bell Burnell on the discovery of pulsars.
History of Astronomy in Ancient India
Eclipse calculation, heliocentric theory, size of the world.
This Month in the History of Astronomy
Short descriptions of important discoveries, events, and birthdays sorted by month.
Astronomical References in the Ruba'iyât of Omar Khayyam
Excerpts and commentary with reproductions of some of Elihu Vedder's illustrations.
HASTRO-L
Archive of the History of Astronomy Discussion Group, the mailing list for scholars in this field.
More History Sites
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