Milky Way's satellite galaxies

From Wikipedia, the free encyclopedia

The Milky Way Galaxy has several smaller galaxies gravitationally bound to it, as part of the Milky Way subgroup. This subgroup is part of the local galaxy cluster, the Local Group.

Name
(in distance)
Diameter (ly) orbital
radius
(ly)
Type Discovered
I Canis Major Dwarf - 25,000 Irr 2003
II Sagittarius Dwarf - 81,000 Irr 1994
III LMC - 160,000 Irr 1519
IV SMC - 190,000 Irr 1519
V Ursa Major II Dwarf - 200,000 - 2006
VI Ursa Minor Dwarf - 205,500 dE4 1954
VII Draco Dwarf - 248,000 dE0 1954
VIII Sculptor Dwarf Galaxy - 254,000 dE3 1937
IX Sextans Dwarf - 257,500 dE3 1990
X Carina Dwarf - 283,500 dE3 1977
XI Ursa Major I Dwarf - 330,000 - 2005
XII Fornax Dwarf - 427,000 dE2 1938
XIII Leo II - 701,000 dE0 1950
XIV Leo I - 890,000 dE3 1950