what is Barnard star? explain
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Barnard's Star /ˈbɑːrnərdz/ is a red dwarf about six light-years away from Earth in the constellation of Ophiuchus. ... Despite its proximity, the star has a dim apparent magnitude of +9.5 and is invisible to the unaided eye; it is much brighter in the infrared than in visible light.
Constellation: Ophiuchus
Category: Red dwarf, Star
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barnard star is a red dwarf about six light-years away from Earth in the constellation of Ophiuchus. ... Despite its proximity, the star has a dim apparent magnitude of +9.5 and is invisible to the unaided eye; it is much brighter in the infrared than in visible light.
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