Regulus and Leo 1 dwarf galaxy

by: K.A. Lecky Hepburn/Novapix
Reference: a-gax98-00031
Date: 2009-10-23

Leo I (UGC 5470), a dwarf galaxy located 900 000 light-years away, is difficult to observe because it appears only 20 arc minutes (less than the apparent diameter of the Moon) from the brilliant star Regulus (at left).

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