Narrowband Nebula
HFG1 and Abell6 in Cassiopea
HFG1 and Abell6, two very faint and unique nebulas in the constellation Cassiopea. The shape of HFG1 is formed by a system of binary stars orbiting each other and moving very fast through the Milky Way. The power of the system creates a shockwave as it is moves through the Read more…