Tags: Star.
2MASS 0532+8246 (full designation 2MASS J05325346+8246465) is possibly the first halo brown dwarf and the first substellar subdwarf. Mass: 0.077 – 0.085 MSun Age: 10–15 Ga Metallicity Z: 0.1 – 0.01 ZSun↑ ↑
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