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NGC 7139

Planetary nebula in the constellation Cepheus

Wikipedia contributorsAdapted for Fathomly · View authors
1 min read
Source updated March 14, 2024
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NGC 7139 is a planetary nebula located in the constellation of Cepheus. It was discovered on November 5, 1787, by astronomer William Herschel.

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This article is adapted from the Wikipedia article “NGC 7139”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.

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Related topics

List of NGC objects

The following is a list of NGC objects, that is objects listed in the New General Catalogue. It is one of the largest comprehensive astronomical catalogues for deep sky objects such as star clusters, nebulae, and galaxies.

Planetary nebula

A planetary nebula is a type of emission nebula consisting of an expanding, glowing shell of ionized gas ejected from red giant stars late in their lives. The term "planetary nebula" is a misnomer because they are unrelated to planets.