The definition of a brown dwarf is that there is enough heat and compression for... | Hacker News

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delta_p_delta_x 51 days ago | parent | context | favorite | on: Astronomers may have found the first exomoon

The definition of a brown dwarf is that there is enough heat and compression for deuterium and/or lithium fusion, but not protium fusion.

The exact model limit is unclear, but the physics modelling is relatively straightforward.

walrus01 51 days ago [–]

I had only the vaguest notion up until 15 minutes ago of how these are being categorized, this one is described as either a brown dwarf or giant planet? https://en.wikipedia.org/wiki/CoRoT-3b

see the Classification header of the page

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