3/1/2013

Astronomers watching a black hole devour its companion star in the X-ray binary system known as Swift J1357.2 have observed an unusual vertical feature in the material. "It's the first time we can resolve such [a] structure in an accretion disk, and it might be ubiquitous in X-ray binaries during the outburst state," said Jesus Corral-Santana of Spain's Astrophysical Institute of the Canary Islands.

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