Hubble image archive

LKH Milky Way Merger Illustration

About 12 billion years ago, a dwarf galaxy known as LKH (left) collided with a young Milky Way (right) and merged with it. This artist's concept portrays that collision. NASA's Hubble Space Telescope uncovered definitive evidence of this long-ago collision by studying ancient glo...

Date
Sep 8, 2026
Mission
Hubble Space Telescope
Archive ID
lkh-milky-way-merger-illustration
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About 12 billion years ago, a dwarf galaxy known as LKH (left) collided with a young Milky Way (right) and merged with it. This artist's concept portrays that collision. NASA's Hubble Space Telescope uncovered definitive evidence of this long-ago collision by studying ancient globular star clusters.

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Image and source material are credited to the official mission archive linked below.

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