The Lighthouse of Alexandria, also known as the Lighthouse of Pharos, is one of the Seven Wonders of the Ancient World ...

It mentions the lunar model in which the Muslim astronomer used epicycles to correct Ptolemy's exaggerated lunar distance variations.

Writes the study’s author, “Both astronomers (Copernicus and Ibn al-Shatir) replaced Ptolemy’s equant with additional circular motions, achieving uniform motion without an artificial ...

Queen Arsinoe, costumed as Isis, is presenting a staff to Ptolemy with her left hand. In her right hand she grasps an ankh, symbolizing everlasting life. The background is covered in hieroglyphs. Date ...

It mentions the lunar model in which the Muslim astronomer uses epicycles to correct Ptolemy’s exaggerated lunar distance variations.