Astronomy, History Of
In ancient times, people watched the sky and used its changing patterns throughout the year to regulate their planting and hunting. The Sun seemed to move against the background ...
Astronomical Tables: Applications and Improvements During the Middle Ages
Medieval astronomers were frequently called upon to resolve practical questions pertaining to social or religious mat...
A New View of the Universe: Photography and Spectroscopy in Nineteenth-Century Astronomy
The development of photography and spectroscopy in the nineteenth century allowed astronomers to recor...