Why does the galaxy LEDA 074886 appear rectangular?

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LEDA 074886, or PGC 74886, is a dwarf galaxy located approximately 70 million light-years away, notable for its unusual rectangular shape. The prevailing theory suggests that this shape may result from the collision of two disk galaxies. This unique formation raises questions about the processes that lead to such geometric structures in galaxies. Additionally, there is a humorous mention of the galaxy resembling a giant bacterium, highlighting the curiosity surrounding its appearance. The discussion underscores the importance of further research to understand the dynamics of LEDA 074886's formation.
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LEDA 074886, also known as PGC 74886, is a dwarf galaxy with a rare rectangular shape, located at a distance of about 70,000,000 light-years ( 21,000,000 pc) ...
 
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!Jon Snow! said:
w9PGgXi.jpg

LEDA 074886, also known as PGC 74886, is a dwarf galaxy with a rare rectangular shape, located at a distance of about 70,000,000 light-years ( 21,000,000 pc) ...



A giant bacterium?
 
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Is a homemade radio telescope realistic? There seems to be a confluence of multiple technologies that makes the situation better than when I was a wee lad: software-defined radio (SDR), the easy availability of satellite dishes, surveillance drives, and fast CPUs. Let's take a step back - it is trivial to see the sun in radio. An old analog TV, a set of "rabbit ears" antenna, and you're good to go. Point the antenna at the sun (i.e. the ears are perpendicular to it) and there is...
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