Abuur nooc ka mid ah weedhan A galaxy dwarf spheroidal (dSph) waa erey ee cilmiga xiddigiska loo isticmaalo in yar, galaxies luminosity hooseeyo la gaaska aad u yar iyo dadweynaha xiddigaha jir ah.
Dabcan, nooc ka sii adag jumlada waa "A galaxy dwarf spheroidal (dSph) waa erey ku jira cilmiga xiddigiska oo loo adeegsado galaxyada iftiinka yar ee la socda Milky Way iyo nidaamyada la midka ah ee la socda Andromeda Galaxy (M31). "