The Silver Coin Galaxy ( NGC 253 ) in the Sculptor constellation - updated. 24th March 2017: New version that was reprocessed ( again ) to improve colour balance  ...   original version below ( colours are a little too yellow )   ( click on image to see full size )   The Silver Coin Galaxy ( NGC 253 ) in the Sculptor constellation ( aka the Silver Dollar or Sculptor Galaxy ). Caroline Herschel in 1783 was the first to recordthis bright ‘nebula’