Lobster Claw Nebula
SH2-157, also known as the Lobster Claw Nebula, is an emission nebula located about 11,000 light-years away in the constellation of Cassiopeia. The red/orange portions of the nebula are made up of strong HII regions predominantly yellow part of the nebula is a very large H II region. The blue-colored regions are predominately from the emission of light from molecular oxygen.
SH2-157, also known as the Lobster Claw Nebula, is an emission nebula located about 11,000 light-years away in the constellation of Cassiopeia. The red/orange portions of the nebula are made up of strong HII regions predominantly yellow part of the nebula is a very large H II region. The blue-colored regions are predominately from the emission of light from molecular oxygen.
SH2-157, also known as the Lobster Claw Nebula, is an emission nebula located about 11,000 light-years away in the constellation of Cassiopeia. The red/orange portions of the nebula are made up of strong HII regions predominantly yellow part of the nebula is a very large H II region. The blue-colored regions are predominately from the emission of light from molecular oxygen.