Jupiter-mass 'exomoon' orbiting brown dwarf challenges cosmic labels
Observations made with the European Southern Observatory's Very Large Telescope (ESO's VLT) have revealed evidence for a moon-like object in the CD-35 2722 system. Unlike moons in our solar system, the newly found object does not orbit a planet, raising questions about what to name it. Instead, it circles a brown dwarf…
Source：Phys.org
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