IC 1396 – The Elephant’s Trunk Nebula in Ha Narrowband

IC 1396, known as the Elephant’s Trunk nebula, is an ionised gaseous region located in Cepheus. It is around 2,400 light years away and the main ‘trunk’ is around 20 light years in length. The nebula is best imaged in narrowband using a Ha (Hydrogen Alpha) filter to capture the interstellar dust and gas fields […]

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