NGC 7538

Alt. Designations: NGC 7538
Object Type: emission nebula
Constellation: Cepheus
Distance: 9.1 kly
Right Ascension: 23h 13m 38.0s
Declination: +61° 30´ 42"
Visual Magnitude:
Apparent Dimension: 9.0´ X 6.0´
Best Month To View: Aug

NGC 7538, near the more famous Bubble Nebula, is located in the constellation Cepheus. It is located about 9,100 light years away from earth. It is home to the biggest yet discovered protostar which is about 300 times the size of our Solar System. It is located in the Perseus Spiral Arm of the Milky Way and is probably part of the Cassiopeia OB2 complex. It is a region of active star formation including several luminous near-IR and far-IR sources.