The Swan Nebula (AKA the Lobster or Horseshoe Nebula) (M17/NGC6618) is a very bright gas cloud containing dust and molecular … More
Birds and trains and history and all of the things that I enjoy
The Swan Nebula (AKA the Lobster or Horseshoe Nebula) (M17/NGC6618) is a very bright gas cloud containing dust and molecular … More