Elephant’s Trunk nebula is a part of IC1396 complex that contains both open star cluster and surrounding nebulosity. All this goods can be found in Cepheus, and the complex is about 2700 light years away. This region is pretty large – its apparent diameter is about three degrees, that is six times more than apparent diameter of the Moon.
This star is multiple one – its members are hot, young and blue stars that emits most if its energy in UV light, ant this light causes the hydrogen molecules to shine in deep, red hue.
Elephant’s Trunk nebula is supposed to be a star formation region. The IR pictures revealed a few very young stars in there (younger than 100,000 years).