Saadat Shahr (Persian: سعادت‌شهر)[a] is a city in the Central District of Pasargad County, Fars province, Iran, serving as capital of both the county and the district.

[4] Saadat Shahr is located 630 kilometres (390 mi) south of Tehran, the capital of the country, and is an agricultural city.

[2] The city has gained global attention due to its fascination with astronomy and stargazing.

[7] On special occasions, the town shuts off its electricity so people could enjoy astronomical events.

[7] In March 2007, excavations in the vicinity of Saadat Shahr revealed a soil dam dating back to the Achaemenid dynastic era.