Slooh Community Observatory will investigate the new moon's connection to the Islamic calendar in a webcast Friday, Aug. 5 starting at 2 p.m. EDT.

Explore 11 national flags featuring the moon and stars—symbols of culture, religion, and history across countries from Turkey to Singapore and beyond.

The new moon is called the Hilal in Islamic culture. "This month, Slooh will be adding its own group of telescopes in the Canary Islands to assist in the sighting of the Hilal," Slooh said in the ...