The largest known nebula is Tarantula Nebula
The Stingray Nebula (Hen 3-1357) is a planetary nebula. (The youngest known).
yes some of the largest nebulae in the milky way galaxy are the horsehead nebula and the eagle nebula.
A nebula galaxy does not exist.
Eagle Nebula Orion Nebula
Sagittarius is a constellation which contains several well-known nebulae. These include the Lagoon Nebula (Messier 8), the Omega Nebula (Messier 17) which is also known as the Horseshoe Nebula or Swan Nebula, and the Trifid Nebula (Messier 20).
An Eskimo nebula is a bipolar double-shell planetary nebula. It is also known as a clownface nebula, or a Caldwell 39.
Most known is very subjective, but the three best known for me are:Horsehead NebulaCrab NebulaCat's Eye Nebula
The Stingray Nebula, the youngest known planetary nebula.
The biggest known nebula is Tarantula nebula stand 160,000 light years from us. its wide is 650 light years (1 light years = 10 trillion km)