Post by Udeze Nestor (@Nesmoore1)

A mysterious “superbubble” has carved out a hollow in the N44 nebula.

The cavity spans roughly 250 light-years and scientists still aren’t sure what created it..

Credit: NASA, ESA, V. Ksoll and D. Gouliermis et al.; Processing: Gladys Kober (NASA/Catholic University of America

A mysterious “superbubble” has carved out a hollow in the N44 nebula. The cavity spans roughly 250...

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