Sagittarius Dwarf Elliptical Galaxy
(Sgr dE, Sag DEG, Sgr dSph, Sagittarius Dwarf Spheroidal Galaxy, Sgr I Dwarf)
(satellite galaxy of the Milky Way)
The Sagittarius Dwarf Elliptical Galaxy (Sgr dE)
is an elliptical satellite galaxy of the Milky Way
consisting of four globular clusters,
the main cluster discovered in 1994.
It is 10,000 light-years in diameter and
65,000 light-years from Earth,
in a polar orbit about 50,000 light-years from the Milky Way core.
It is currently the 2nd nearest known galaxy
to the Milky Way after the Canis Major Dwarf Galaxy.
Some other designations:
Sagittarius Dwarf Spheroidal Galaxy,
Sgr I Dwarf.
The Sagittarius Stream is a stellar stream of stars
pulled by Milky-Way tidal force from the
Sagittarius Dwarf Elliptical Galaxy.
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Referenced by pages:
dwarf spheroidal galaxy (dSph)
Field of Streams
Large Magellanic Cloud (LMC)
Local Group (LG)
Milky Way subgroup