page_title: NGC 821
hierarchical_section_title: NGC 821
caption_attribution_description: Français&#160;: Image créée à l'aide du logiciel Aladin Sky Atlas du Centre de Données astronomiques de Strasbourg et des données de DSS (Digitized Sky Survey).
context_page_description: NGC 821 is an elliptical galaxy in the constellation Aries. It is estimated to be about 80 million light-years from the Milky Way and has a diameter of approximately 55,000 light years. NGC 821 was discovered on September 4, 1786 by astronomer Wilhelm Herschel.
context_section_description: NGC 821 is an elliptical galaxy in the constellation Aries. It is estimated to be about 80 million light-years from the Milky Way and has a diameter of approximately 55,000 light years. NGC 821 was discovered on September 4, 1786 by astronomer Wilhelm Herschel.
caption: DSS image of NGC 821
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