Monday, 27 March 2017

Bizarre dwarf galaxy named "Was 49b" found in galactic merger

When galaxies collide: Was 49a is seen in green and Was 49b is in pink

Most of the time, the billions of galaxies that make up the universe go about their business without bothering their neighbors. Sometimes, though, like galactic bumper cars, they smash into each other. When they do, the massive black holes at their centers usually behave a certain way. However, a merger of two galaxies observed by some of NASA's space-based tech shows that there's always an exception to the rule.

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Category: Space

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