... NGC 206 and the Star Clouds of Andromeda . ... Credit Copyright: Bob and Janice Fera ( Fera Photography ) Explanation: The large stellar association cataloged as NGC 206 is nestled within the dusty arms of neighboring spiral galaxy Andromeda (M31), 2.5 million light-years distant. ... Much larger than the clusters of young stars in the disk of our Milky Way galaxy known as open or galactic clusters, NGC 206 spans about 4,000 light-years. ... Publications with keywords: M 31 - star cluster . ...