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Astronomers detect 1st atmosphere on Kuiper Belt object 2002 XV93
NewsBytes | May 10, 2026 5:39 PM CST

Raises questions about Kuiper Belt atmospheres

Scientists had long believed smaller bodies had difficulty retaining atmospheres because of weak surface gravity and extremely cold temperatures.
Even larger Kuiper Belt objects like Eris and Haumea have not shown atmospheres before.
This discovery opens up new questions about how atmospheres form in deep space, maybe even what else could be hiding out there.


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