Astronomers find a brown dwarf companion to a nearby debris disk host star

(Phys.org)--Astronomers have detected a brown dwarf orbiting HR 2562 - a nearby star known to host a debris disk. The newly discovered substellar companion is the first brown dwarf-mass object found to reside in the inner hole of a debris disk. The findings were presented in a paper published Aug. 23 on the arXiv pre-print server.