Definition of Barnard's Star
astronomy
:a red dwarf star of the ninth magnitude that is located approximately six light years away in the constellation of Ophiuchus
- Such is the case with Barnard's Star. It is the fourth closest star to Earth at only 36 trillion miles away, yet you'll need a telescope to see it.
- —Tom Burns, Columbus (Ohio) Dispatch, 16 July 1995
Note:
Barnard's Star is notable because it is one of the closest stars to the Sun. Only the Alpha Centauri system is closer.
