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Hubble Views a Vast Galactic Neighborhood [1]
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Date: 2024-01
This image is a really interesting example of how challenging it can be to tell whether two galaxies are actually close together, or just seem to be from our perspective here on Earth. A quick glance at this image would likely lead you to think that NGC 1356, LEDA 467699, and LEDA 95415 were all close companions, while IC 1947 was more remote. However, we have to remember that two-dimensional images such as this one only give an indication of angular separation: that is, how objects are spread across the sphere of the night sky. What they cannot represent is the distance objects are from Earth.
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[1] Url:
https://science.nasa.gov/missions/hubble/hubble-views-a-vast-galactic-neighborhood/
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