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Astrophysics

Inner workings of a star

By borrowing a technique used by seismologists to investigate Earth's interior, astronomers have probed the hitherto-unknown interior rotation profile of a white-dwarf star.

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Figure 1: Cosmic cocoon.

NASA, ESA, K. NOLL (STSCI) & THE HUBBLE HERITAGE TEAM (STSCI/AURA)

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Yoon, SC. Inner workings of a star. Nature 461, 485–486 (2009). https://doi.org/10.1038/461485a

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