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Brown Dwarfs

The Accident Gliese 229B Gliese 229 B Observations Silane Detection Atmospheric Chemistry Atmospheric Composition Chemical Composition Auroras SIMP-0136 Characteristics Phosphine Detection SIMP-0136 Wolf 1130C Phosphine Discovery Planetary Mass Objects Companion Stars Cosmic Objects

Astronomers Map Orbit and Mass of Stormy Brown Dwarf Around Nearby Red Dwarf

Gaia-only acceleration on a faint red-dwarf host enabled the first precise dynamical mass for this companion.

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