Heart Nebula, IC 1805, Sh2-190, Melotte 15, Collinder 26
Type
Emission nebula
Constellation
Cassiopeia
Distance
≈ 6,200 ly
Magnitude
6.5
Size
13.3′
RA
02h 32m 50.4s
Dec
+61° 28′ 16″
The Heart Nebula is an emission nebula, 7,500 light-years (2,300 pc) away from Earth and located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. It was discovered by William Herschel on 3 November 1787.1