Hanny’s Voorwerp: A space oddity

This diagram explains the formation of the strange green object known as Hanny’s Voorwerp. Astronomers believe that it is part of the long streamer of gas that extends from galaxy IC 2497, lit up brightly by the searchlight beam of a recently extinguished quasar.

Credit:

NASA, ESA 

About the Image

Id:heic1102c
Type:Collage
Release date:10 January 2011, 21:45
Related releases:heic1102
Size:2400 x 1250 px

About the Object

Name:Hanny’s Voorwerp, IC 2497
Type:Local Universe : Nebula : Appearance : Emission
Local Universe : Galaxy : Type : Spiral
Category:Galaxies
Nebulae

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