A distant 'exomoon' the size of Jupiter is changing how we think about the cosmos.
Starlust on MSN
This weird object could be the first moon detected outside our solar system—but it's not that simple
It circles a 'failed star' like a moon would. But scientists aren't quite sure what to call it.
Astronomers detected a strong 170-day signal suggesting a Jupiter-mass object orbits the brown dwarf CD-35 2722 B. The ...
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