Deep-Sky Objects

Deep-Sky Objects

Deep-Sky Objects in Andromeda

James Miller
Andromeda is the 19th-largest constellation in the sky. Its brightest star is Alpheratz (Alpha Andromedae), which shines at magnitude +2.1 and lies about 97 light-years away. For observers in the Northern Hemisphere, Andromeda is particularly …
Eagle Nebula M16 and the Pillars of Creation
Astronomy Lists

Nebulae Named After Birds

James Miller
In this list, we present nebulae of different types that are said to resemble birds. While some of the structures mentioned do actually resemble some of our feathered friends, others do so only in the …
Cocoon Nebula
Astronomy Lists

Nebulae Named After Insects

James Miller
Nebulae are also amongst the biggest structures in the universe. They can be hundreds of light-years across, with their diffuse clouds of gas forming into imaginative and colorful shapes, allowing astronomers to let their imaginations …
Manatee Nebula in Aquila
Astronomy Lists

Nebulae Named after Aquatic Animals

James Miller
Nebulae of all types are among the most spectacular-looking structures in the entire Universe, and have been an endless source of intrigue and discovery for astronomers. How we perceive them, however, is often thanks to …
Fox Fur Nebula in Monoceros
Astronomy Lists

Nebulae Named After Land Animals

James Miller
Nebulae are vast regions of interstellar dust and ionized gases which form stars due to a process called gravitational accretion. This whole turbulent and complex process results in unusual and exotic gas shapes being formed, …
Death Eater Nebula
Astronomy Lists

The Spookiest Nebulae in the Universe

James Miller
Nebulae are among the most beautiful, complex, and least understood objects in the entire Universe, with how we perceive them often depending upon our skill in manipulating photographic images, rather than our observation skills. Once …