 As of 2006 , the star with the highest known absolute magnitude is LBV 1806 @-@ 20 , with a magnitude of − 14 @.@ 2 . This star is at least 5 @,@ 000 @,@ 000 times more luminous than the Sun . The least luminous stars that are currently known are located in the NGC 6397 cluster . The faintest red dwarfs in the cluster were magnitude 26 , while a 28th magnitude white dwarf was also discovered . These faint stars are so dim that their light is as bright as a birthday candle on the Moon when viewed from the Earth . 
 As of 2006 , the star with the highest known absolute magnitude <a href='drop_aux' title='1'><mark>is</mark></a>LBV 1806 @-@ 20 , with a magnitude of − 14 @.@ 2 . This star <a href='drop_aux' title='2'><mark>is</mark></a>at least 5 @,@ 000 @,@ 000 times more luminous than the Sun . The least luminous stars <a href='null_relcl' title='3'><mark>that</mark></a>are currently known are located in the NGC 6397 cluster . The faintest red dwarfs in the cluster <a href='uninflect' title='4'><mark>were</mark></a> magnitude 26 , while a 28th magnitude white dwarf was also discovered . These faint stars <a href='drop_aux' title='5'><mark>are</mark></a>so dim that their light is as bright as a birthday candle on the Moon when viewed from the Earth . 
As of 2006 , the star wit the highest known absolute magnitude LBV 1806 @-@ 20 , with a magnitude of − 14 @.@ 2 . This star at least 5 @,@ 000 @,@ 000 times more luminous than da Sun . The least luminous stars r currently known are located in tdaNGC 6397 cluster . Thdaaintest red dwarfs in the cluster was magnitude 26 , while a 28th magnitude white dwarf was also discovered . These faint stars soo dim dat their light is as bright as a birthday candle on the Moon when viewed from the Earth .