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The 34 pages that link to Brown dwarf, each with the reason it gives.
Infrared astronomyBroader topic: Brown dwarfs emit much of their detectable energy in infrared wavelengths as they cool.
ExoplanetCompared with: Its overlap in mass with giant planets makes classification of some objects contentious.
White dwarfCompared with: It is a failed or incomplete star, not the exposed remnant of a star that exhausted its fuel.
Star systemCompared with: Its status at the boundary between stars and planets complicates system classification.
Main sequenceCompared with: Brown dwarfs lie below the hydrogen-burning mass threshold and are not main-sequence stars.
Initial mass functionBroader topic: The boundary between brown dwarfs and stars complicates measurements at the distribution's low-mass end.
JupiterCompared with: The comparison sets Jupiter’s mass against the threshold between planets and failed stars.
PlanetCompared with: Brown dwarfs form near the boundary between the most massive planets and the least massive stars.
Exoplanet atmosphereCompared with: Brown dwarfs have atmospheres resembling giant planets, yet differ in mass and formation history.
ProtostarCompared with: It can form by collapse like a star but never becomes a sustained hydrogen-fusing star.
Red dwarfCompared with: Brown dwarfs fall below the mass threshold that distinguishes red dwarfs as stars.
Direct imagingRelated: Its self-luminous glow can make a nearby brown dwarf detectable as a separate point source.
Disk instabilityRelated: Direct collapse can produce companions near the planet–brown-dwarf boundary, complicating classification.
Free-floating planetCompared with: Its formation and mass overlap with free-floating planets, complicating classification.
Mass–luminosity relationCompared with: Below the hydrogen-burning limit, sustained stellar luminosity and the usual relation no longer apply.
O-type starCompared with: Brown dwarfs are faint, cool objects rather than massive, hot O-type stars.
Planetary massCompared with: The upper planetary-mass range overlaps with objects classified as brown dwarfs.
Planetary-mass objectCompared with: The boundary between massive planetary-mass objects and low-mass brown dwarfs is debated.
Pre-main-sequence starCompared with: It can contract and resemble a young star but never reaches sustained hydrogen burning.
Atmosphere of JupiterNarrower topic: Jupiter’s hydrogen-rich atmosphere connects planetary weather to atmospheric physics in more massive objects.
Rogue planetCompared with: Brown dwarfs overlap rogue planets in mass, but their formation histories can differ.
Astronomical objectRelated: Its intermediate nature blurs the distinction between the smallest stars and giant planets.
Subaru TelescopeRelated: Subaru’s infrared instruments can detect cool, faint brown dwarfs.
Substellar objectBroader topic: Brown dwarfs occupy the higher-mass part of the substellar population.
Wide-field Infrared Survey ExplorerRelated: WISE’s infrared sensitivity exposed nearby brown dwarfs too faint for many visible-light surveys.
Jupiter massRelated: Brown dwarfs are commonly described in Jupiter masses near the boundary with giant planets.
Stellar astronomyCompared with: Brown dwarfs lie below the mass boundary separating stars from substellar objects.
WISE 0855−0714Narrower topic: WISE 0855−0714 belongs to this broad class of objects.
Giant planetCompared with: The upper mass boundary between giant planets and brown dwarfs remains a classification challenge.
Sub-brown dwarfNarrower topic: The broader object class supplies the upper-mass comparison for sub-brown dwarfs.
Young stellar objectCompared with: A collapsing cloud can produce a youthful substellar object rather than a star.
2MASSRelated: The survey’s infrared sensitivity helped uncover cool brown dwarfs missed by visible-light searches.
Black dwarfCompared with: A brown dwarf is a failed star-like object, not a cooled stellar remnant.
Planets beyond NeptuneCompared with: A brown dwarf would be far more massive than the planetary worlds proposed in the outer Solar System.