BornAnania, (Armenia), circa595–600
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Ananias prepared the perpetual calendar for the Armenian church. He taught the advanced idea that the Moon is not a mirror reflecting the Earth: Its surface markings are real and due to an uneven surface.
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Hewsen, R. H. (1969). Science in Seventh-Century Armenia: Ananias of Sirak. Isis 59(1): 32.
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Hockey, T. (2014). Ananias of Sirak. In: Hockey, T., et al. Biographical Encyclopedia of Astronomers. Springer, New York, NY. https://doi.org/10.1007/978-1-4419-9917-7_9009
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DOI: https://doi.org/10.1007/978-1-4419-9917-7_9009
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