The Dumbbell Nebula, a popular observing target

The Dumbbell Nebula (also known as Apple Core Nebula, Messier 27, or NGC 6853) is a planetary nebula in the constellation Vulpecula, at a distance of about 1,360 light-years.   What is the Dumbbell Nebula? The Dumbbell Nebula object was the [ … ]

The Sadr region which contains many dark nebulae

The Sadr region, or IC 1318, is the diffuse emission nebula surrounding Sadr or Gamma Cygni. Sadr lies in the center of Cygnus’s cross.   What is the Sadr region? The Sadr region is one of the surrounding nebulous regions; others [ … ]

The Blue Horsehead Nebula, a stunning reflection nebula

IC 4592 (also known as the Blue Horsehead Nebula) is a reflection nebula in the Scorpius constellation that is lit by Nu Scorpii. What is a reflection nebula? In astronomy, reflection nebulae are clouds of interstellar dust which might reflect the light of a [ … ]

The Toby Jug Nebula in the constellation of Carina

IC 2220, also known as the Toby Jug Nebula, is a reflection nebula located 1200 light years away in the southern constellation of Carina.   What is the constellation of Carina? Carina is a constellation in the [ … ]

The Orion Molecular Cloud Complex

The Orion Molecular Cloud Complex (or, simply, the Orion Complex) is a large group of bright nebulae, dark clouds, and young stars in the Orion constellation. The cloud is between 1 500 and 1 600 light-years [ … ]