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ZTF discovers a new mass-transferring brown dwarf binary system

By Phys.org · 2026-03-29
ZTF discovers a new mass-transferring brown dwarf binary system
Why it matters: This discovery provides a unique opportunity to study the dynamics of mass transfer between brown dwarfs.
Astronomers, primarily from Caltech, have utilized the Zwicky Transient Facility (ZTF) to identify a novel binary system, ZTF J1239+8347, composed of two brown dwarfs engaged in stable mass transfer, a rare and significant astronomical finding.

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