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Merging Quasar and Galaxy

Merging Quasar and Galaxy

Depicts: PKS 2349
Copyright: John Bahcall, Institute for Advanced Study, NASA

This Hubble Space Telescope image shows evidence for a merger between a quasar and a companion galaxy. This surprising result might require theorists to rethink their explanations for the nature of quasars, the most energetic objects in the universe.
Last Update: 1 September 2019
27-Jan-2023 02:03 UT

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