Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Mu Draconis is a binary star with a combined magnitude of 4.92m located approximately 85 light years from the Solar System, near the head of the constellation Draco. The component stars are nearly identical yellow-white stars in a tight orbit. Each is of the spectral class F7V and has a visual magnitude of 5.8m. Mu Draconis is also known by its older name Alrakis, which is derived from name given to it in Arabic by Arabian stargazers, al-R qi , "the Trotting Camel" or "the Dancer." This name is also sometimes spelled in the English as "Arrakis" or "Errakis."