* Astronomy

Archaeologists have found a stone inscription at Periyanayaki Amman temple in Palani dating back to 17th century that mentions a solar eclipse that took place at that time.
Periyanayaki Amman temple is one of the important satellite shrines of Arul­mighu Dhandayuthapani Swamy temple in Palani. This temple was constructed in the 14th century by the Pandiya kings, who worshipped Lord Shiva.

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