Al Sufi
One of the great arab astronomers, Al-Rahman or Al Sufi was
born on December 8th 903 AD at Ravvy, Persia observed from Shiraz,
Basra and Baghdad; he wrote a book in 964 called The Book of Fixed Stars with
descriptions of the 48 constellations and also giving information on individual
stars.
In addition to the stars he also mentions a little cloud,
which is M31 the Andromeda Galaxy and refers to one of the Magellanic clouds
under the name of the ‘white ox’.
Al Sufi died on May 25th 986.
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