JWST telescope finds its first brown dwarf GLASS-JWST-BD1

Astronomers identified the new substellar object in a JWST image of galaxy cluster Abell 2744. The brown dwarf GLASS-JWST-BD1 is a single object more than 2 thousand light years away. It has about 30 jupiter masses (0.03 solar mass).

Brown Dwarf GLASS-JWST-BD1

The brown dwarf GLASS-JWST-BD1 has a surface temperature around 600 K and was imaged thanks to the infrared instrument NIRCAM on James Webb Space Telescope. 
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GLASS-JWST-BD1 2100 ly
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